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0001 /***************************************************************************** 0002 * Copyright 2003 - 2010 Craig Drummond <craig.p.drummond@gmail.com> * 0003 * Copyright 2013 - 2015 Yichao Yu <yyc1992@gmail.com> * 0004 * * 0005 * This program is free software; you can redistribute it and/or modify * 0006 * it under the terms of the GNU Lesser General Public License as * 0007 * published by the Free Software Foundation; either version 2.1 of the * 0008 * License, or (at your option) version 3, or any later version accepted * 0009 * by the membership of KDE e.V. (or its successor approved by the * 0010 * membership of KDE e.V.), which shall act as a proxy defined in * 0011 * Section 6 of version 3 of the license. * 0012 * * 0013 * This program is distributed in the hope that it will be useful, * 0014 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 0016 * Lesser General Public License for more details. * 0017 * * 0018 * You should have received a copy of the GNU Lesser General Public * 0019 * License along with this library. If not, * 0020 * see <http://www.gnu.org/licenses/>. * 0021 *****************************************************************************/ 0022 0023 #include "entry.h" 0024 0025 #include <qtcurve-utils/gtkprops.h> 0026 0027 namespace QtCurve { 0028 namespace Entry { 0029 0030 static GtkWidget *lastMo = nullptr; 0031 0032 static void 0033 cleanup(GtkWidget *widget) 0034 { 0035 if (lastMo == widget) { 0036 lastMo = nullptr; 0037 } 0038 if (GTK_IS_ENTRY(widget)) { 0039 GtkWidgetProps props(widget); 0040 props->entryEnter.disconn(); 0041 props->entryLeave.disconn(); 0042 props->entryDestroy.disconn(); 0043 props->entryUnrealize.disconn(); 0044 props->entryStyleSet.disconn(); 0045 props->entryHacked = false; 0046 } 0047 } 0048 0049 static gboolean 0050 styleSet(GtkWidget *widget, GtkStyle*, void*) 0051 { 0052 cleanup(widget); 0053 return false; 0054 } 0055 0056 static gboolean 0057 destroy(GtkWidget *widget, GdkEvent*, void*) 0058 { 0059 cleanup(widget); 0060 return false; 0061 } 0062 0063 static gboolean 0064 enter(GtkWidget *widget, GdkEventCrossing*, void*) 0065 { 0066 if (GTK_IS_ENTRY(widget)) { 0067 lastMo = widget; 0068 gtk_widget_queue_draw(widget); 0069 } 0070 return false; 0071 } 0072 0073 static gboolean 0074 leave(GtkWidget *widget, GdkEventCrossing*, void*) 0075 { 0076 if (GTK_IS_ENTRY(widget)) { 0077 lastMo = nullptr; 0078 gtk_widget_queue_draw(widget); 0079 } 0080 return false; 0081 } 0082 0083 bool 0084 isLastMo(GtkWidget *widget) 0085 { 0086 return lastMo && widget == lastMo; 0087 } 0088 0089 void 0090 setup(GtkWidget *widget) 0091 { 0092 GtkWidgetProps props(widget); 0093 if (GTK_IS_ENTRY(widget) && !props->entryHacked) { 0094 props->entryHacked = true; 0095 props->entryEnter.conn("enter-notify-event", enter); 0096 props->entryLeave.conn("leave-notify-event", leave); 0097 props->entryDestroy.conn("destroy-event", destroy); 0098 props->entryUnrealize.conn("unrealize", destroy); 0099 props->entryStyleSet.conn("style-set", styleSet); 0100 } 0101 } 0102 0103 } 0104 }