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65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:expandtab:shiftwidth=4:tabstop=4:
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*/
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nscore.h" // needed for 'nullptr'
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#include "nsGTKToolkit.h"
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nsGTKToolkit* nsGTKToolkit::gToolkit = nullptr;
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//-------------------------------------------------------------------------
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//
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// constructor
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//
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//-------------------------------------------------------------------------
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nsGTKToolkit::nsGTKToolkit()
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: mSharedGC(nullptr), mFocusTimestamp(0)
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{
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CreateSharedGC();
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}
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//-------------------------------------------------------------------------
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//
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// destructor
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//
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//-------------------------------------------------------------------------
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nsGTKToolkit::~nsGTKToolkit()
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{
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if (mSharedGC) {
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g_object_unref(mSharedGC);
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}
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}
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void nsGTKToolkit::CreateSharedGC(void)
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{
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GdkPixmap *pixmap;
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if (mSharedGC)
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return;
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pixmap = gdk_pixmap_new(NULL, 1, 1, gdk_rgb_get_visual()->depth);
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mSharedGC = gdk_gc_new(pixmap);
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g_object_unref(pixmap);
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}
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GdkGC *nsGTKToolkit::GetSharedGC(void)
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{
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return (GdkGC *)g_object_ref(mSharedGC);
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}
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//-------------------------------------------------------------------------------
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// Return the toolkit. If a toolkit does not yet exist, then one will be created.
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//-------------------------------------------------------------------------------
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// static
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nsGTKToolkit* nsGTKToolkit::GetToolkit()
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{
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if (!gToolkit) {
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gToolkit = new nsGTKToolkit();
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}
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return gToolkit;
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}
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