зеркало из https://github.com/mozilla/gecko-dev.git
161 строка
3.5 KiB
C++
161 строка
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Mozilla browser.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* syd@netscape.com 2/12/00.
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* pavlov@netscape.com 2/13/00.
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*/
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#include "nsNativeAppSupport.h"
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#include "gdk/gdk.h"
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#include "gdk/gdkprivate.h"
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class nsSplashScreenGtk : public nsISplashScreen {
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public:
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nsSplashScreenGtk();
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virtual ~nsSplashScreenGtk();
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NS_IMETHOD Show();
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NS_IMETHOD Hide();
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NS_DECL_ISUPPORTS
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GdkWindow *mDialog;
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}; // class nsSplashScreenGtk
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NS_IMPL_ISUPPORTS0(nsSplashScreenGtk)
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nsSplashScreenGtk::nsSplashScreenGtk()
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{
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NS_INIT_REFCNT();
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// if this fails, we exit
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gdk_init( 0, NULL );
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}
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nsSplashScreenGtk::~nsSplashScreenGtk()
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{
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Hide();
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}
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NS_IMETHODIMP nsSplashScreenGtk::Show()
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{
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GdkPixmap *pmap;
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GdkBitmap *mask;
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GdkWindowAttr attr;
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int c, width, height, num_cols, cpp;
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FILE *fp;
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GdkColor transparentColor;
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/* figure out what we are dealing with here */
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if ( ( fp = fopen( "splash.xpm", "r" ) ) == (FILE *) NULL )
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return NS_ERROR_FAILURE;
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// find the first '"'
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while ( !feof( fp ) ) {
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c = fgetc( fp );
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if ( c == '"' )
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break;
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}
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if (feof(fp)) {
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fclose( fp );
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return NS_ERROR_FAILURE;
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}
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/* read size info */
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fscanf( fp, "%d %d %d %d", &width, &height, &num_cols, &cpp );
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fclose( fp );
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/* create a window */
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attr.window_type = GDK_WINDOW_TOPLEVEL;
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attr.wclass = GDK_INPUT_OUTPUT;
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attr.x = gdk_screen_width() >> 1; attr.x -= width >> 1;
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attr.y = gdk_screen_height() >> 1; attr.y -= height >> 1;
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attr.width = width;
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attr.height = height;
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attr.event_mask = 0;
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mDialog = gdk_window_new( NULL, &attr, GDK_WA_X | GDK_WA_Y );
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gdk_window_set_override_redirect(mDialog, PR_TRUE);
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gdk_window_show( mDialog );
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gdk_flush();
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/* create a pixmap based on xpm data */
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pmap = gdk_pixmap_colormap_create_from_xpm(mDialog,
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gdk_colormap_get_system(),
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&mask,
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&transparentColor,
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"splash.xpm" );
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if ( !pmap ) {
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gdk_window_destroy(mDialog);
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mDialog = nsnull;
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return NS_ERROR_FAILURE;
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}
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GdkGC *gc;
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gc = gdk_gc_new( mDialog );
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gdk_window_copy_area( mDialog, gc, 0, 0, pmap, 0, 0, width, height );
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gdk_flush();
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gdk_gc_destroy(gc);
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return NS_OK;
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}
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NS_IMETHODIMP nsSplashScreenGtk::Hide()
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{
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if (mDialog) {
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gdk_window_destroy(mDialog);
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mDialog = nsnull;
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}
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return NS_OK;
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}
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nsresult NS_CreateSplashScreen(nsISplashScreen**aResult)
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{
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if ( aResult ) {
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*aResult = new nsSplashScreenGtk;
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if ( *aResult ) {
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NS_ADDREF( *aResult );
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return NS_OK;
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} else {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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} else {
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return NS_ERROR_NULL_POINTER;
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}
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}
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PRBool NS_CanRun()
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{
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return PR_TRUE;
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}
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