| 1 |
/* $Header$ */
|
| 2 |
|
| 3 |
/*
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| 4 |
* tkWinWindow.c --
|
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*
|
| 6 |
* Xlib emulation routines for Windows related to creating,
|
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* displaying and destroying windows.
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*
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* Copyright (c) 1995-1997 Sun Microsystems, Inc.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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* RCS: @(#) $Id: tkwinwindow.c,v 1.1.1.1 2001/06/13 05:14:28 dtashley Exp $
|
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*/
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| 17 |
#include "tkWinInt.h"
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| 18 |
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| 19 |
typedef struct ThreadSpecificData {
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| 20 |
int initialized; /* 0 means table below needs initializing. */
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Tcl_HashTable windowTable; /* The windowTable maps from HWND to
|
| 22 |
* Tk_Window handles. */
|
| 23 |
} ThreadSpecificData;
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| 24 |
static Tcl_ThreadDataKey dataKey;
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| 26 |
/*
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* Forward declarations for procedures defined in this file:
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*/
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static void NotifyVisibility _ANSI_ARGS_((XEvent *eventPtr,
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| 31 |
TkWindow *winPtr));
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| 32 |
static void StackWindow _ANSI_ARGS_((Window w, Window sibling,
|
| 33 |
int stack_mode));
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| 34 |
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| 35 |
/*
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*----------------------------------------------------------------------
|
| 37 |
*
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* Tk_AttachHWND --
|
| 39 |
*
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| 40 |
* This function binds an HWND and a reflection procedure to
|
| 41 |
* the specified Tk_Window.
|
| 42 |
*
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* Results:
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| 44 |
* Returns an X Window that encapsulates the HWND.
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*
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* Side effects:
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* May allocate a new X Window. Also enters the HWND into the
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| 48 |
* global window table.
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| 49 |
*
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| 50 |
*----------------------------------------------------------------------
|
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*/
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| 52 |
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Window
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Tk_AttachHWND(tkwin, hwnd)
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Tk_Window tkwin;
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| 56 |
HWND hwnd;
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| 57 |
{
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| 58 |
int new;
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Tcl_HashEntry *entryPtr;
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TkWinDrawable *twdPtr = (TkWinDrawable *) Tk_WindowId(tkwin);
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| 61 |
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
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| 62 |
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
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| 63 |
|
| 64 |
if (!tsdPtr->initialized) {
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| 65 |
Tcl_InitHashTable(&tsdPtr->windowTable, TCL_ONE_WORD_KEYS);
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tsdPtr->initialized = 1;
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}
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/*
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* Allocate a new drawable if necessary. Otherwise, remove the
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* previous HWND from from the window table.
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*/
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if (twdPtr == NULL) {
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twdPtr = (TkWinDrawable*) ckalloc(sizeof(TkWinDrawable));
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twdPtr->type = TWD_WINDOW;
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twdPtr->window.winPtr = (TkWindow *) tkwin;
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} else if (twdPtr->window.handle != NULL) {
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entryPtr = Tcl_FindHashEntry(&tsdPtr->windowTable,
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(char *)twdPtr->window.handle);
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Tcl_DeleteHashEntry(entryPtr);
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}
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/*
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* Insert the new HWND into the window table.
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*/
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twdPtr->window.handle = hwnd;
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entryPtr = Tcl_CreateHashEntry(&tsdPtr->windowTable, (char *)hwnd, &new);
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Tcl_SetHashValue(entryPtr, (ClientData)tkwin);
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return (Window)twdPtr;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Tk_HWNDToWindow --
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*
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* This function retrieves a Tk_Window from the window table
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* given an HWND.
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*
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* Results:
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* Returns the matching Tk_Window.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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Tk_Window
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Tk_HWNDToWindow(hwnd)
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HWND hwnd;
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{
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Tcl_HashEntry *entryPtr;
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ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
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Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
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if (!tsdPtr->initialized) {
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Tcl_InitHashTable(&tsdPtr->windowTable, TCL_ONE_WORD_KEYS);
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tsdPtr->initialized = 1;
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}
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entryPtr = Tcl_FindHashEntry(&tsdPtr->windowTable, (char*)hwnd);
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if (entryPtr != NULL) {
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return (Tk_Window) Tcl_GetHashValue(entryPtr);
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}
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return NULL;
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}
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/*
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*----------------------------------------------------------------------
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*
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* Tk_GetHWND --
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*
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* This function extracts the HWND from an X Window.
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*
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* Results:
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* Returns the HWND associated with the Window.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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HWND
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Tk_GetHWND(window)
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Window window;
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{
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TkWinDrawable *twdPtr = (TkWinDrawable *) window;
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return twdPtr->window.handle;
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpPrintWindowId --
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*
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* This routine stores the string representation of the
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* platform dependent window handle for an X Window in the
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* given buffer.
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*
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* Results:
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* Returns the result in the specified buffer.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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void
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TkpPrintWindowId(buf, window)
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char *buf; /* Pointer to string large enough to hold
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* the hex representation of a pointer. */
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Window window; /* Window to be printed into buffer. */
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{
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HWND hwnd = (window) ? Tk_GetHWND(window) : 0;
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sprintf(buf, "0x%x", (unsigned int) hwnd);
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpScanWindowId --
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*
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* Given a string which represents the platform dependent window
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* handle, produce the X Window id for the window.
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*
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* Results:
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* The return value is normally TCL_OK; in this case *idPtr
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* will be set to the X Window id equivalent to string. If
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* string is improperly formed then TCL_ERROR is returned and
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* an error message will be left in the interp's result. If the
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* number does not correspond to a Tk Window, then *idPtr will
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* be set to None.
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*
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* Side effects:
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* None.
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*
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*----------------------------------------------------------------------
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*/
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int
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TkpScanWindowId(interp, string, idPtr)
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Tcl_Interp *interp; /* Interpreter to use for error reporting. */
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char *string; /* String containing a (possibly signed)
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* integer in a form acceptable to strtol. */
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| 210 |
int *idPtr; /* Place to store converted result. */
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{
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int number;
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Tk_Window tkwin;
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if (Tcl_GetInt(interp, string, &number) != TCL_OK) {
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return TCL_ERROR;
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}
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tkwin = Tk_HWNDToWindow((HWND)number);
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if (tkwin) {
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*idPtr = Tk_WindowId(tkwin);
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} else {
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*idPtr = None;
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}
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return TCL_OK;
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}
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/*
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*----------------------------------------------------------------------
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*
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* TkpMakeWindow --
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*
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* Creates a Windows window object based on the current attributes
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* of the specified TkWindow.
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*
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* Results:
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* Returns a pointer to a new TkWinDrawable cast to a Window.
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*
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* Side effects:
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* Creates a new window.
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*
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*----------------------------------------------------------------------
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*/
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Window
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TkpMakeWindow(winPtr, parent)
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TkWindow *winPtr;
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Window parent;
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{
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HWND parentWin;
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int style;
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HWND hwnd;
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if (parent != None) {
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parentWin = Tk_GetHWND(parent);
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style = WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
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} else {
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| 257 |
parentWin = NULL;
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style = WS_POPUP | WS_CLIPCHILDREN;
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}
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| 260 |
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/*
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* Create the window, then ensure that it is at the top of the
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* stacking order.
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*/
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hwnd = CreateWindowEx(WS_EX_NOPARENTNOTIFY, TK_WIN_CHILD_CLASS_NAME, NULL,
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style, Tk_X(winPtr), Tk_Y(winPtr), Tk_Width(winPtr),
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Tk_Height(winPtr), parentWin, NULL, Tk_GetHINSTANCE(), NULL);
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SetWindowPos(hwnd, HWND_TOP, 0, 0, 0, 0,
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SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
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return Tk_AttachHWND((Tk_Window)winPtr, hwnd);
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}
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/*
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*----------------------------------------------------------------------
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| 276 |
*
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| 277 |
* XDestroyWindow --
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| 278 |
*
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| 279 |
* Destroys the given window.
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| 280 |
*
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| 281 |
* Results:
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| 282 |
* None.
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| 283 |
*
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| 284 |
* Side effects:
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| 285 |
* Sends the WM_DESTROY message to the window and then destroys
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| 286 |
* it the Win32 resources associated with the window.
|
| 287 |
*
|
| 288 |
*----------------------------------------------------------------------
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| 289 |
*/
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| 290 |
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void
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XDestroyWindow(display, w)
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| 293 |
Display* display;
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| 294 |
Window w;
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| 295 |
{
|
| 296 |
Tcl_HashEntry *entryPtr;
|
| 297 |
TkWinDrawable *twdPtr = (TkWinDrawable *)w;
|
| 298 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 299 |
HWND hwnd = Tk_GetHWND(w);
|
| 300 |
ThreadSpecificData *tsdPtr = (ThreadSpecificData *)
|
| 301 |
Tcl_GetThreadData(&dataKey, sizeof(ThreadSpecificData));
|
| 302 |
|
| 303 |
display->request++;
|
| 304 |
|
| 305 |
/*
|
| 306 |
* Remove references to the window in the pointer module then
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| 307 |
* release the drawable.
|
| 308 |
*/
|
| 309 |
|
| 310 |
TkPointerDeadWindow(winPtr);
|
| 311 |
|
| 312 |
entryPtr = Tcl_FindHashEntry(&tsdPtr->windowTable, (char*)hwnd);
|
| 313 |
if (entryPtr != NULL) {
|
| 314 |
Tcl_DeleteHashEntry(entryPtr);
|
| 315 |
}
|
| 316 |
|
| 317 |
ckfree((char *)twdPtr);
|
| 318 |
|
| 319 |
/*
|
| 320 |
* Don't bother destroying the window if we are going to destroy
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| 321 |
* the parent later.
|
| 322 |
*/
|
| 323 |
|
| 324 |
if (hwnd != NULL && !(winPtr->flags & TK_DONT_DESTROY_WINDOW)) {
|
| 325 |
DestroyWindow(hwnd);
|
| 326 |
}
|
| 327 |
}
|
| 328 |
|
| 329 |
/*
|
| 330 |
*----------------------------------------------------------------------
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| 331 |
*
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| 332 |
* XMapWindow --
|
| 333 |
*
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| 334 |
* Cause the given window to become visible.
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| 335 |
*
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| 336 |
* Results:
|
| 337 |
* None
|
| 338 |
*
|
| 339 |
* Side effects:
|
| 340 |
* Causes the window state to change, and generates a MapNotify
|
| 341 |
* event.
|
| 342 |
*
|
| 343 |
*----------------------------------------------------------------------
|
| 344 |
*/
|
| 345 |
|
| 346 |
void
|
| 347 |
XMapWindow(display, w)
|
| 348 |
Display* display;
|
| 349 |
Window w;
|
| 350 |
{
|
| 351 |
XEvent event;
|
| 352 |
TkWindow *parentPtr;
|
| 353 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 354 |
|
| 355 |
display->request++;
|
| 356 |
|
| 357 |
ShowWindow(TkWinGetHWND(w), SW_SHOWNORMAL);
|
| 358 |
winPtr->flags |= TK_MAPPED;
|
| 359 |
|
| 360 |
/*
|
| 361 |
* Check to see if this window is visible now. If all of the parent
|
| 362 |
* windows up to the first toplevel are mapped, then this window and
|
| 363 |
* its mapped children have just become visible.
|
| 364 |
*/
|
| 365 |
|
| 366 |
if (!(winPtr->flags & TK_TOP_LEVEL)) {
|
| 367 |
for (parentPtr = winPtr->parentPtr; ;
|
| 368 |
parentPtr = parentPtr->parentPtr) {
|
| 369 |
if ((parentPtr == NULL) || !(parentPtr->flags & TK_MAPPED)) {
|
| 370 |
return;
|
| 371 |
}
|
| 372 |
if (parentPtr->flags & TK_TOP_LEVEL) {
|
| 373 |
break;
|
| 374 |
}
|
| 375 |
}
|
| 376 |
} else {
|
| 377 |
event.type = MapNotify;
|
| 378 |
event.xmap.serial = display->request;
|
| 379 |
event.xmap.send_event = False;
|
| 380 |
event.xmap.display = display;
|
| 381 |
event.xmap.event = winPtr->window;
|
| 382 |
event.xmap.window = winPtr->window;
|
| 383 |
event.xmap.override_redirect = winPtr->atts.override_redirect;
|
| 384 |
Tk_QueueWindowEvent(&event, TCL_QUEUE_TAIL);
|
| 385 |
}
|
| 386 |
|
| 387 |
/*
|
| 388 |
* Generate VisibilityNotify events for this window and its mapped
|
| 389 |
* children.
|
| 390 |
*/
|
| 391 |
|
| 392 |
event.type = VisibilityNotify;
|
| 393 |
event.xvisibility.serial = display->request;
|
| 394 |
event.xvisibility.send_event = False;
|
| 395 |
event.xvisibility.display = display;
|
| 396 |
event.xvisibility.window = winPtr->window;
|
| 397 |
event.xvisibility.state = VisibilityUnobscured;
|
| 398 |
NotifyVisibility(&event, winPtr);
|
| 399 |
}
|
| 400 |
|
| 401 |
/*
|
| 402 |
*----------------------------------------------------------------------
|
| 403 |
*
|
| 404 |
* NotifyVisibility --
|
| 405 |
*
|
| 406 |
* This function recursively notifies the mapped children of the
|
| 407 |
* specified window of a change in visibility. Note that we don't
|
| 408 |
* properly report the visibility state, since Windows does not
|
| 409 |
* provide that info. The eventPtr argument must point to an event
|
| 410 |
* that has been completely initialized except for the window slot.
|
| 411 |
*
|
| 412 |
* Results:
|
| 413 |
* None.
|
| 414 |
*
|
| 415 |
* Side effects:
|
| 416 |
* Generates lots of events.
|
| 417 |
*
|
| 418 |
*----------------------------------------------------------------------
|
| 419 |
*/
|
| 420 |
|
| 421 |
static void
|
| 422 |
NotifyVisibility(eventPtr, winPtr)
|
| 423 |
XEvent *eventPtr; /* Initialized VisibilityNotify event. */
|
| 424 |
TkWindow *winPtr; /* Window to notify. */
|
| 425 |
{
|
| 426 |
if (winPtr->atts.event_mask & VisibilityChangeMask) {
|
| 427 |
eventPtr->xvisibility.window = winPtr->window;
|
| 428 |
Tk_QueueWindowEvent(eventPtr, TCL_QUEUE_TAIL);
|
| 429 |
}
|
| 430 |
for (winPtr = winPtr->childList; winPtr != NULL;
|
| 431 |
winPtr = winPtr->nextPtr) {
|
| 432 |
if (winPtr->flags & TK_MAPPED) {
|
| 433 |
NotifyVisibility(eventPtr, winPtr);
|
| 434 |
}
|
| 435 |
}
|
| 436 |
}
|
| 437 |
|
| 438 |
/*
|
| 439 |
*----------------------------------------------------------------------
|
| 440 |
*
|
| 441 |
* XUnmapWindow --
|
| 442 |
*
|
| 443 |
* Cause the given window to become invisible.
|
| 444 |
*
|
| 445 |
* Results:
|
| 446 |
* None
|
| 447 |
*
|
| 448 |
* Side effects:
|
| 449 |
* Causes the window state to change, and generates an UnmapNotify
|
| 450 |
* event.
|
| 451 |
*
|
| 452 |
*----------------------------------------------------------------------
|
| 453 |
*/
|
| 454 |
|
| 455 |
void
|
| 456 |
XUnmapWindow(display, w)
|
| 457 |
Display* display;
|
| 458 |
Window w;
|
| 459 |
{
|
| 460 |
XEvent event;
|
| 461 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 462 |
|
| 463 |
display->request++;
|
| 464 |
|
| 465 |
/*
|
| 466 |
* Bug fix: Don't short circuit this routine based on TK_MAPPED because
|
| 467 |
* it will be cleared before XUnmapWindow is called.
|
| 468 |
*/
|
| 469 |
|
| 470 |
ShowWindow(TkWinGetHWND(w), SW_HIDE);
|
| 471 |
winPtr->flags &= ~TK_MAPPED;
|
| 472 |
|
| 473 |
if (winPtr->flags & TK_TOP_LEVEL) {
|
| 474 |
event.type = UnmapNotify;
|
| 475 |
event.xunmap.serial = display->request;
|
| 476 |
event.xunmap.send_event = False;
|
| 477 |
event.xunmap.display = display;
|
| 478 |
event.xunmap.event = winPtr->window;
|
| 479 |
event.xunmap.window = winPtr->window;
|
| 480 |
event.xunmap.from_configure = False;
|
| 481 |
Tk_HandleEvent(&event);
|
| 482 |
}
|
| 483 |
}
|
| 484 |
|
| 485 |
/*
|
| 486 |
*----------------------------------------------------------------------
|
| 487 |
*
|
| 488 |
* XMoveResizeWindow --
|
| 489 |
*
|
| 490 |
* Move and resize a window relative to its parent.
|
| 491 |
*
|
| 492 |
* Results:
|
| 493 |
* None.
|
| 494 |
*
|
| 495 |
* Side effects:
|
| 496 |
* Repositions and resizes the specified window.
|
| 497 |
*
|
| 498 |
*----------------------------------------------------------------------
|
| 499 |
*/
|
| 500 |
|
| 501 |
void
|
| 502 |
XMoveResizeWindow(display, w, x, y, width, height)
|
| 503 |
Display* display;
|
| 504 |
Window w;
|
| 505 |
int x; /* Position relative to parent. */
|
| 506 |
int y;
|
| 507 |
unsigned int width;
|
| 508 |
unsigned int height;
|
| 509 |
{
|
| 510 |
display->request++;
|
| 511 |
MoveWindow(TkWinGetHWND(w), x, y, width, height, TRUE);
|
| 512 |
}
|
| 513 |
|
| 514 |
/*
|
| 515 |
*----------------------------------------------------------------------
|
| 516 |
*
|
| 517 |
* XMoveWindow --
|
| 518 |
*
|
| 519 |
* Move a window relative to its parent.
|
| 520 |
*
|
| 521 |
* Results:
|
| 522 |
* None.
|
| 523 |
*
|
| 524 |
* Side effects:
|
| 525 |
* Repositions the specified window.
|
| 526 |
*
|
| 527 |
*----------------------------------------------------------------------
|
| 528 |
*/
|
| 529 |
|
| 530 |
void
|
| 531 |
XMoveWindow(display, w, x, y)
|
| 532 |
Display* display;
|
| 533 |
Window w;
|
| 534 |
int x;
|
| 535 |
int y;
|
| 536 |
{
|
| 537 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 538 |
|
| 539 |
display->request++;
|
| 540 |
|
| 541 |
MoveWindow(TkWinGetHWND(w), x, y, winPtr->changes.width,
|
| 542 |
winPtr->changes.height, TRUE);
|
| 543 |
}
|
| 544 |
|
| 545 |
/*
|
| 546 |
*----------------------------------------------------------------------
|
| 547 |
*
|
| 548 |
* XResizeWindow --
|
| 549 |
*
|
| 550 |
* Resize a window.
|
| 551 |
*
|
| 552 |
* Results:
|
| 553 |
* None.
|
| 554 |
*
|
| 555 |
* Side effects:
|
| 556 |
* Resizes the specified window.
|
| 557 |
*
|
| 558 |
*----------------------------------------------------------------------
|
| 559 |
*/
|
| 560 |
|
| 561 |
void
|
| 562 |
XResizeWindow(display, w, width, height)
|
| 563 |
Display* display;
|
| 564 |
Window w;
|
| 565 |
unsigned int width;
|
| 566 |
unsigned int height;
|
| 567 |
{
|
| 568 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 569 |
|
| 570 |
display->request++;
|
| 571 |
|
| 572 |
MoveWindow(TkWinGetHWND(w), winPtr->changes.x, winPtr->changes.y, width,
|
| 573 |
height, TRUE);
|
| 574 |
}
|
| 575 |
|
| 576 |
/*
|
| 577 |
*----------------------------------------------------------------------
|
| 578 |
*
|
| 579 |
* XRaiseWindow --
|
| 580 |
*
|
| 581 |
* Change the stacking order of a window.
|
| 582 |
*
|
| 583 |
* Results:
|
| 584 |
* None.
|
| 585 |
*
|
| 586 |
* Side effects:
|
| 587 |
* Changes the stacking order of the specified window.
|
| 588 |
*
|
| 589 |
*----------------------------------------------------------------------
|
| 590 |
*/
|
| 591 |
|
| 592 |
void
|
| 593 |
XRaiseWindow(display, w)
|
| 594 |
Display* display;
|
| 595 |
Window w;
|
| 596 |
{
|
| 597 |
HWND window = TkWinGetHWND(w);
|
| 598 |
|
| 599 |
display->request++;
|
| 600 |
SetWindowPos(window, HWND_TOPMOST, 0, 0, 0, 0,
|
| 601 |
SWP_NOMOVE | SWP_NOSIZE);
|
| 602 |
}
|
| 603 |
|
| 604 |
/*
|
| 605 |
*----------------------------------------------------------------------
|
| 606 |
*
|
| 607 |
* XConfigureWindow --
|
| 608 |
*
|
| 609 |
* Change the size, position, stacking, or border of the specified
|
| 610 |
* window.
|
| 611 |
*
|
| 612 |
* Results:
|
| 613 |
* None.
|
| 614 |
*
|
| 615 |
* Side effects:
|
| 616 |
* Changes the attributes of the specified window. Note that we
|
| 617 |
* ignore the passed in values and use the values stored in the
|
| 618 |
* TkWindow data structure.
|
| 619 |
*
|
| 620 |
*----------------------------------------------------------------------
|
| 621 |
*/
|
| 622 |
|
| 623 |
void
|
| 624 |
XConfigureWindow(display, w, value_mask, values)
|
| 625 |
Display* display;
|
| 626 |
Window w;
|
| 627 |
unsigned int value_mask;
|
| 628 |
XWindowChanges* values;
|
| 629 |
{
|
| 630 |
TkWindow *winPtr = TkWinGetWinPtr(w);
|
| 631 |
HWND hwnd = TkWinGetHWND(w);
|
| 632 |
|
| 633 |
display->request++;
|
| 634 |
|
| 635 |
/*
|
| 636 |
* Change the shape and/or position of the window.
|
| 637 |
*/
|
| 638 |
|
| 639 |
if (value_mask & (CWX|CWY|CWWidth|CWHeight)) {
|
| 640 |
MoveWindow(hwnd, winPtr->changes.x, winPtr->changes.y,
|
| 641 |
winPtr->changes.width, winPtr->changes.height, TRUE);
|
| 642 |
}
|
| 643 |
|
| 644 |
/*
|
| 645 |
* Change the stacking order of the window.
|
| 646 |
*/
|
| 647 |
|
| 648 |
if (value_mask & CWStackMode) {
|
| 649 |
HWND sibling;
|
| 650 |
if ((value_mask & CWSibling) && (values->sibling != None)) {
|
| 651 |
sibling = Tk_GetHWND(values->sibling);
|
| 652 |
} else {
|
| 653 |
sibling = NULL;
|
| 654 |
}
|
| 655 |
TkWinSetWindowPos(hwnd, sibling, values->stack_mode);
|
| 656 |
}
|
| 657 |
}
|
| 658 |
|
| 659 |
/*
|
| 660 |
*----------------------------------------------------------------------
|
| 661 |
*
|
| 662 |
* XClearWindow --
|
| 663 |
*
|
| 664 |
* Clears the entire window to the current background color.
|
| 665 |
*
|
| 666 |
* Results:
|
| 667 |
* None.
|
| 668 |
*
|
| 669 |
* Side effects:
|
| 670 |
* Erases the current contents of the window.
|
| 671 |
*
|
| 672 |
*----------------------------------------------------------------------
|
| 673 |
*/
|
| 674 |
|
| 675 |
void
|
| 676 |
XClearWindow(display, w)
|
| 677 |
Display* display;
|
| 678 |
Window w;
|
| 679 |
{
|
| 680 |
RECT rc;
|
| 681 |
HBRUSH brush;
|
| 682 |
HPALETTE oldPalette, palette;
|
| 683 |
TkWindow *winPtr;
|
| 684 |
HWND hwnd = TkWinGetHWND(w);
|
| 685 |
HDC dc = GetDC(hwnd);
|
| 686 |
|
| 687 |
palette = TkWinGetPalette(display->screens[0].cmap);
|
| 688 |
oldPalette = SelectPalette(dc, palette, FALSE);
|
| 689 |
|
| 690 |
display->request++;
|
| 691 |
|
| 692 |
winPtr = TkWinGetWinPtr(w);
|
| 693 |
brush = CreateSolidBrush(winPtr->atts.background_pixel);
|
| 694 |
GetWindowRect(hwnd, &rc);
|
| 695 |
rc.right = rc.right - rc.left;
|
| 696 |
rc.bottom = rc.bottom - rc.top;
|
| 697 |
rc.left = rc.top = 0;
|
| 698 |
FillRect(dc, &rc, brush);
|
| 699 |
|
| 700 |
DeleteObject(brush);
|
| 701 |
SelectPalette(dc, oldPalette, TRUE);
|
| 702 |
ReleaseDC(hwnd, dc);
|
| 703 |
}
|
| 704 |
|
| 705 |
/*
|
| 706 |
*----------------------------------------------------------------------
|
| 707 |
*
|
| 708 |
* XChangeWindowAttributes --
|
| 709 |
*
|
| 710 |
* This function is called when the attributes on a window are
|
| 711 |
* updated. Since Tk maintains all of the window state, the only
|
| 712 |
* relevant value is the cursor.
|
| 713 |
*
|
| 714 |
* Results:
|
| 715 |
* None.
|
| 716 |
*
|
| 717 |
* Side effects:
|
| 718 |
* May cause the mouse position to be updated.
|
| 719 |
*
|
| 720 |
*----------------------------------------------------------------------
|
| 721 |
*/
|
| 722 |
|
| 723 |
void
|
| 724 |
XChangeWindowAttributes(display, w, valueMask, attributes)
|
| 725 |
Display* display;
|
| 726 |
Window w;
|
| 727 |
unsigned long valueMask;
|
| 728 |
XSetWindowAttributes* attributes;
|
| 729 |
{
|
| 730 |
if (valueMask & CWCursor) {
|
| 731 |
XDefineCursor(display, w, attributes->cursor);
|
| 732 |
}
|
| 733 |
}
|
| 734 |
|
| 735 |
/*
|
| 736 |
*----------------------------------------------------------------------
|
| 737 |
*
|
| 738 |
* TkWinSetWindowPos --
|
| 739 |
*
|
| 740 |
* Adjust the stacking order of a window relative to a second
|
| 741 |
* window (or NULL).
|
| 742 |
*
|
| 743 |
* Results:
|
| 744 |
* None.
|
| 745 |
*
|
| 746 |
* Side effects:
|
| 747 |
* Moves the specified window in the stacking order.
|
| 748 |
*
|
| 749 |
*----------------------------------------------------------------------
|
| 750 |
*/
|
| 751 |
|
| 752 |
void
|
| 753 |
TkWinSetWindowPos(hwnd, siblingHwnd, pos)
|
| 754 |
HWND hwnd; /* Window to restack. */
|
| 755 |
HWND siblingHwnd; /* Sibling window. */
|
| 756 |
int pos; /* One of Above or Below. */
|
| 757 |
{
|
| 758 |
HWND temp;
|
| 759 |
|
| 760 |
/*
|
| 761 |
* Since Windows does not support Above mode, we place the
|
| 762 |
* specified window below the sibling and then swap them.
|
| 763 |
*/
|
| 764 |
|
| 765 |
if (siblingHwnd) {
|
| 766 |
if (pos == Above) {
|
| 767 |
SetWindowPos(hwnd, siblingHwnd, 0, 0, 0, 0,
|
| 768 |
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
|
| 769 |
temp = hwnd;
|
| 770 |
hwnd = siblingHwnd;
|
| 771 |
siblingHwnd = temp;
|
| 772 |
}
|
| 773 |
} else {
|
| 774 |
siblingHwnd = (pos == Above) ? HWND_TOP : HWND_BOTTOM;
|
| 775 |
}
|
| 776 |
|
| 777 |
SetWindowPos(hwnd, siblingHwnd, 0, 0, 0, 0,
|
| 778 |
SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOSIZE);
|
| 779 |
}
|
| 780 |
|
| 781 |
/*
|
| 782 |
*----------------------------------------------------------------------
|
| 783 |
*
|
| 784 |
* TkpWindowWasRecentlyDeleted --
|
| 785 |
*
|
| 786 |
* Determines whether we know if the window given as argument was
|
| 787 |
* recently deleted. Called by the generic code error handler to
|
| 788 |
* handle BadWindow events.
|
| 789 |
*
|
| 790 |
* Results:
|
| 791 |
* Always 0. We do not keep this information on Windows.
|
| 792 |
*
|
| 793 |
* Side effects:
|
| 794 |
* None.
|
| 795 |
*
|
| 796 |
*----------------------------------------------------------------------
|
| 797 |
*/
|
| 798 |
|
| 799 |
int
|
| 800 |
TkpWindowWasRecentlyDeleted(win, dispPtr)
|
| 801 |
Window win;
|
| 802 |
TkDisplay *dispPtr;
|
| 803 |
{
|
| 804 |
return 0;
|
| 805 |
}
|
| 806 |
|
| 807 |
/* End of tkwinwindow.c */
|
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