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[wxWidgets.git] / src / gtk1 / button.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: button.cpp
3// Purpose:
4// Author: Robert Roebling
dbf858b5 5// Id: $Id$
01111366 6// Copyright: (c) 1998 Robert Roebling
65571936 7// Licence: wxWindows licence
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8/////////////////////////////////////////////////////////////////////////////
9
14f355c2 10#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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11#pragma implementation "button.h"
12#endif
13
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14// For compilers that support precompilation, includes "wx.h".
15#include "wx/wxprec.h"
16
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17#include "wx/defs.h"
18
19#if wxUSE_BUTTON
20
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21#include "wx/button.h"
22
9e691f46 23#include "wx/gtk/private.h"
83624f79 24
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25//-----------------------------------------------------------------------------
26// classes
27//-----------------------------------------------------------------------------
28
29class wxButton;
30
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31//-----------------------------------------------------------------------------
32// idle system
33//-----------------------------------------------------------------------------
34
35extern void wxapp_install_idle_handler();
36extern bool g_isIdle;
37
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38//-----------------------------------------------------------------------------
39// data
40//-----------------------------------------------------------------------------
41
42extern bool g_blockEventsOnDrag;
43
c801d85f 44//-----------------------------------------------------------------------------
e1e955e1 45// "clicked"
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46//-----------------------------------------------------------------------------
47
66bd6b93 48static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxButton *button )
c801d85f 49{
9e691f46 50 if (g_isIdle)
32ac755d 51 wxapp_install_idle_handler();
acfd422a 52
a2053b27 53 if (!button->m_hasVMT) return;
acfd422a 54 if (g_blockEventsOnDrag) return;
9e691f46 55
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56 wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId());
57 event.SetEventObject(button);
58 button->GetEventHandler()->ProcessEvent(event);
6de97a3b 59}
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60
61//-----------------------------------------------------------------------------
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62// wxButton
63//-----------------------------------------------------------------------------
64
65IMPLEMENT_DYNAMIC_CLASS(wxButton,wxControl)
c801d85f 66
fd0eed64 67wxButton::wxButton()
c801d85f 68{
6de97a3b 69}
c801d85f 70
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71wxButton::~wxButton()
72{
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73}
74
c801d85f 75bool wxButton::Create( wxWindow *parent, wxWindowID id, const wxString &label,
32c77a71 76 const wxPoint &pos, const wxSize &size,
6de97a3b 77 long style, const wxValidator& validator, const wxString &name )
c801d85f 78{
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79 m_needParent = TRUE;
80 m_acceptsFocus = TRUE;
32c77a71 81
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82 if (!PreCreation( parent, pos, size ) ||
83 !CreateBase( parent, id, pos, size, style, validator, name ))
84 {
223d09f6 85 wxFAIL_MSG( wxT("wxButton creation failed") );
8ab696e0 86 return FALSE;
4dcaf11a 87 }
c801d85f 88
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89/*
90 wxString label2( label );
91 for (size_t i = 0; i < label2.Len(); i++)
92 {
93 if (label2.GetChar(i) == wxT('&'))
8ab696e0 94 label2.SetChar(i,wxT('_'));
354aa1e3 95 }
9e691f46 96
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97 GtkWidget *accel_label = gtk_accel_label_new( label2.mb_str() );
98 gtk_widget_show( accel_label );
9e691f46 99
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100 m_widget = gtk_button_new();
101 gtk_container_add( GTK_CONTAINER(m_widget), accel_label );
9e691f46 102
354aa1e3 103 gtk_accel_label_set_accel_widget( GTK_ACCEL_LABEL(accel_label), m_widget );
9e691f46 104
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105 guint accel_key = gtk_label_parse_uline (GTK_LABEL(accel_label), label2.mb_str() );
106 gtk_accel_label_refetch( GTK_ACCEL_LABEL(accel_label) );
9e691f46 107
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108 wxControl::SetLabel( label );
109*/
9e691f46 110
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111 m_widget = gtk_button_new_with_label("");
112
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113 float x_alignment = 0.5;
114 if (HasFlag(wxBU_LEFT))
115 x_alignment = 0.0;
116 else if (HasFlag(wxBU_RIGHT))
117 x_alignment = 1.0;
118
119 float y_alignment = 0.5;
120 if (HasFlag(wxBU_TOP))
121 y_alignment = 0.0;
122 else if (HasFlag(wxBU_BOTTOM))
123 y_alignment = 1.0;
124
125 gtk_misc_set_alignment (GTK_MISC (BUTTON_CHILD (m_widget)),
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126 x_alignment, y_alignment);
127
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128 SetLabel( label );
129
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130 if (style & wxNO_BORDER)
131 gtk_button_set_relief( GTK_BUTTON(m_widget), GTK_RELIEF_NONE );
de1c750f 132
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133 gtk_signal_connect( GTK_OBJECT(m_widget), "clicked",
134 GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
c801d85f 135
f03fc89f 136 m_parent->DoAddChild( this );
9e691f46 137
abdeb9e7 138 PostCreation(size);
db434467 139
b292e2f5 140 return TRUE;
6de97a3b 141}
32c77a71 142
da048e3d 143void wxButton::SetDefault()
c801d85f 144{
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145 wxWindow *parent = GetParent();
146 wxCHECK_RET( parent, _T("button without parent?") );
147
a00b2d0a 148 parent->SetDefaultItem(this);
97149f18 149
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150 GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
151 gtk_widget_grab_default( m_widget );
9e691f46 152
3502e687 153 SetSize( m_x, m_y, m_width, m_height );
6de97a3b 154}
c801d85f 155
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156/* static */
157wxSize wxButton::GetDefaultSize()
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158{
159 return wxSize(80,26);
160}
161
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162void wxButton::SetLabel( const wxString &label )
163{
223d09f6 164 wxCHECK_RET( m_widget != NULL, wxT("invalid button") );
9e691f46 165
b292e2f5 166 wxControl::SetLabel( label );
9e691f46 167
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168#ifdef __WXGTK20__
169 wxString label2 = PrepareLabelMnemonics( label );
170 gtk_label_set_text_with_mnemonic( GTK_LABEL( BUTTON_CHILD(m_widget) ), wxGTK_CONV( label2 ) );
171#else
fab591c5 172 gtk_label_set( GTK_LABEL( BUTTON_CHILD(m_widget) ), wxGTK_CONV( GetLabel() ) );
eaafd2f8 173#endif
6de97a3b 174}
c801d85f 175
f03fc89f 176bool wxButton::Enable( bool enable )
a9c96bcc 177{
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178 if ( !wxControl::Enable( enable ) )
179 return FALSE;
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180
181 gtk_widget_set_sensitive( BUTTON_CHILD(m_widget), enable );
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182
183 return TRUE;
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184}
185
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186bool wxButton::IsOwnGtkWindow( GdkWindow *window )
187{
188#ifdef __WXGTK20__
189 return GTK_BUTTON(m_widget)->event_window;
190#else
191 return (window == m_widget->window);
192#endif
193}
194
58614078 195void wxButton::ApplyWidgetStyle()
868a2826 196{
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197 SetWidgetStyle();
198 gtk_widget_set_style( m_widget, m_widgetStyle );
9e691f46 199 gtk_widget_set_style( BUTTON_CHILD(m_widget), m_widgetStyle );
a81258be 200}
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201
202wxSize wxButton::DoGetBestSize() const
203{
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204 // the default button in wxGTK is bigger than the other ones because of an
205 // extra border around it, but we don't want to take it into account in
206 // our size calculations (otherwsie the result is visually ugly), so
207 // always return the size of non default button from here
208 const bool isDefault = GTK_WIDGET_HAS_DEFAULT(m_widget);
209 if ( isDefault )
210 {
211 // temporarily unset default flag
212 GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_DEFAULT );
213 }
214
db434467 215 wxSize ret( wxControl::DoGetBestSize() );
9e691f46 216
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217 if ( isDefault )
218 {
219 // set it back again
220 GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT );
221 }
222
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223#ifndef __WXGTK20__
224 ret.x += 10; // add a few pixels for sloppy (but common) themes
225#endif
226
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227 if (!HasFlag(wxBU_EXACTFIT))
228 {
229 if (ret.x < 80) ret.x = 80;
230 }
9e691f46 231
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232 return ret;
233}
234
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235// static
236wxVisualAttributes
237wxButton::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
238{
239 return GetDefaultAttributesFromGTKWidget(gtk_button_new);
240}
241
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242#endif // wxUSE_BUTTON
243