| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: bmpbuttn.cpp |
| 3 | // Purpose: |
| 4 | // Author: Robert Roebling |
| 5 | // Id: $Id$ |
| 6 | // Copyright: (c) 1998 Robert Roebling |
| 7 | // Licence: wxWindows licence |
| 8 | ///////////////////////////////////////////////////////////////////////////// |
| 9 | |
| 10 | #ifdef __GNUG__ |
| 11 | #pragma implementation "bmpbuttn.h" |
| 12 | #endif |
| 13 | |
| 14 | #include "wx/bmpbuttn.h" |
| 15 | |
| 16 | #include "gdk/gdk.h" |
| 17 | #include "gtk/gtk.h" |
| 18 | |
| 19 | //----------------------------------------------------------------------------- |
| 20 | // classes |
| 21 | //----------------------------------------------------------------------------- |
| 22 | |
| 23 | class wxBitmapButton; |
| 24 | |
| 25 | //----------------------------------------------------------------------------- |
| 26 | // data |
| 27 | //----------------------------------------------------------------------------- |
| 28 | |
| 29 | extern bool g_blockEventsOnDrag; |
| 30 | |
| 31 | //----------------------------------------------------------------------------- |
| 32 | // "clicked" |
| 33 | //----------------------------------------------------------------------------- |
| 34 | |
| 35 | static void gtk_bmpbutton_clicked_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button ) |
| 36 | { |
| 37 | if (!button->HasVMT()) return; |
| 38 | if (g_blockEventsOnDrag) return; |
| 39 | |
| 40 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, button->GetId()); |
| 41 | event.SetEventObject(button); |
| 42 | button->GetEventHandler()->ProcessEvent(event); |
| 43 | } |
| 44 | |
| 45 | //----------------------------------------------------------------------------- |
| 46 | // "enter" |
| 47 | //----------------------------------------------------------------------------- |
| 48 | |
| 49 | static void gtk_bmpbutton_enter_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button ) |
| 50 | { |
| 51 | if (!button->HasVMT()) return; |
| 52 | if (g_blockEventsOnDrag) return; |
| 53 | |
| 54 | button->HasFocus(); |
| 55 | } |
| 56 | |
| 57 | //----------------------------------------------------------------------------- |
| 58 | // "leave" |
| 59 | //----------------------------------------------------------------------------- |
| 60 | |
| 61 | static void gtk_bmpbutton_leave_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button ) |
| 62 | { |
| 63 | if (!button->HasVMT()) return; |
| 64 | if (g_blockEventsOnDrag) return; |
| 65 | |
| 66 | button->NotFocus(); |
| 67 | } |
| 68 | |
| 69 | //----------------------------------------------------------------------------- |
| 70 | // "pressed" |
| 71 | //----------------------------------------------------------------------------- |
| 72 | |
| 73 | static void gtk_bmpbutton_press_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button ) |
| 74 | { |
| 75 | if (!button->HasVMT()) return; |
| 76 | if (g_blockEventsOnDrag) return; |
| 77 | |
| 78 | button->StartSelect(); |
| 79 | } |
| 80 | |
| 81 | //----------------------------------------------------------------------------- |
| 82 | // "released" |
| 83 | //----------------------------------------------------------------------------- |
| 84 | |
| 85 | static void gtk_bmpbutton_release_callback( GtkWidget *WXUNUSED(widget), wxBitmapButton *button ) |
| 86 | { |
| 87 | if (!button->HasVMT()) return; |
| 88 | if (g_blockEventsOnDrag) return; |
| 89 | |
| 90 | button->EndSelect(); |
| 91 | } |
| 92 | |
| 93 | //----------------------------------------------------------------------------- |
| 94 | // wxBitmapButton |
| 95 | //----------------------------------------------------------------------------- |
| 96 | |
| 97 | IMPLEMENT_DYNAMIC_CLASS(wxBitmapButton,wxControl) |
| 98 | |
| 99 | wxBitmapButton::wxBitmapButton() |
| 100 | { |
| 101 | } |
| 102 | |
| 103 | bool wxBitmapButton::Create( wxWindow *parent, wxWindowID id, const wxBitmap &bitmap, |
| 104 | const wxPoint &pos, const wxSize &size, |
| 105 | long style, const wxValidator& validator, const wxString &name ) |
| 106 | { |
| 107 | m_needParent = TRUE; |
| 108 | m_acceptsFocus = TRUE; |
| 109 | |
| 110 | wxSize newSize = size; |
| 111 | |
| 112 | PreCreation( parent, id, pos, newSize, style, name ); |
| 113 | |
| 114 | SetValidator( validator ); |
| 115 | |
| 116 | m_bitmap = bitmap; |
| 117 | m_disabled = bitmap; |
| 118 | m_focus = bitmap; |
| 119 | m_selected = bitmap; |
| 120 | |
| 121 | m_label = ""; |
| 122 | |
| 123 | m_widget = gtk_button_new(); |
| 124 | |
| 125 | if (m_bitmap.Ok()) |
| 126 | { |
| 127 | GdkBitmap *mask = (GdkBitmap *) NULL; |
| 128 | if (m_bitmap.GetMask()) mask = m_bitmap.GetMask()->GetBitmap(); |
| 129 | GtkWidget *pixmap = gtk_pixmap_new( m_bitmap.GetPixmap(), mask ); |
| 130 | |
| 131 | gtk_widget_show( pixmap ); |
| 132 | gtk_container_add( GTK_CONTAINER(m_widget), pixmap ); |
| 133 | } |
| 134 | |
| 135 | if (newSize.x == -1) newSize.x = m_bitmap.GetHeight()+10; |
| 136 | if (newSize.y == -1) newSize.y = m_bitmap.GetWidth()+10; |
| 137 | SetSize( newSize.x, newSize.y ); |
| 138 | |
| 139 | gtk_signal_connect( GTK_OBJECT(m_widget), "clicked", |
| 140 | GTK_SIGNAL_FUNC(gtk_bmpbutton_clicked_callback), (gpointer*)this ); |
| 141 | |
| 142 | gtk_signal_connect( GTK_OBJECT(m_widget), "enter", |
| 143 | GTK_SIGNAL_FUNC(gtk_bmpbutton_enter_callback), (gpointer*)this ); |
| 144 | gtk_signal_connect( GTK_OBJECT(m_widget), "leave", |
| 145 | GTK_SIGNAL_FUNC(gtk_bmpbutton_leave_callback), (gpointer*)this ); |
| 146 | gtk_signal_connect( GTK_OBJECT(m_widget), "pressed", |
| 147 | GTK_SIGNAL_FUNC(gtk_bmpbutton_press_callback), (gpointer*)this ); |
| 148 | gtk_signal_connect( GTK_OBJECT(m_widget), "released", |
| 149 | GTK_SIGNAL_FUNC(gtk_bmpbutton_release_callback), (gpointer*)this ); |
| 150 | |
| 151 | m_parent->AddChild( this ); |
| 152 | |
| 153 | (m_parent->m_insertCallback)( m_parent, this ); |
| 154 | |
| 155 | PostCreation(); |
| 156 | |
| 157 | SetBackgroundColour( parent->GetBackgroundColour() ); |
| 158 | |
| 159 | Show( TRUE ); |
| 160 | |
| 161 | return TRUE; |
| 162 | } |
| 163 | |
| 164 | void wxBitmapButton::SetDefault() |
| 165 | { |
| 166 | GTK_WIDGET_SET_FLAGS( m_widget, GTK_CAN_DEFAULT ); |
| 167 | gtk_widget_grab_default( m_widget ); |
| 168 | |
| 169 | SetSize( m_x, m_y, m_width, m_height ); |
| 170 | } |
| 171 | |
| 172 | void wxBitmapButton::SetLabel( const wxString &label ) |
| 173 | { |
| 174 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 175 | |
| 176 | wxControl::SetLabel( label ); |
| 177 | } |
| 178 | |
| 179 | wxString wxBitmapButton::GetLabel() const |
| 180 | { |
| 181 | wxCHECK_MSG( m_widget != NULL, _T(""), _T("invalid button") ); |
| 182 | |
| 183 | return wxControl::GetLabel(); |
| 184 | } |
| 185 | |
| 186 | void wxBitmapButton::ApplyWidgetStyle() |
| 187 | { |
| 188 | } |
| 189 | |
| 190 | void wxBitmapButton::SetBitmap() |
| 191 | { |
| 192 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 193 | |
| 194 | wxBitmap the_one; |
| 195 | |
| 196 | if ( ! m_isEnabled ) |
| 197 | the_one = m_disabled; |
| 198 | else |
| 199 | { |
| 200 | if ( m_isSelected ) |
| 201 | { |
| 202 | the_one = m_selected; |
| 203 | } |
| 204 | else |
| 205 | { |
| 206 | if ( m_hasFocus ) |
| 207 | the_one = m_focus; |
| 208 | else |
| 209 | the_one = m_bitmap; |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | if ( ! the_one.Ok() ) the_one = m_bitmap; |
| 214 | if ( ! the_one.Ok() ) return; |
| 215 | |
| 216 | GtkButton *bin = GTK_BUTTON( m_widget ); |
| 217 | GtkPixmap *g_pixmap = GTK_PIXMAP( bin->child ); |
| 218 | |
| 219 | GdkBitmap *mask = (GdkBitmap *) NULL; |
| 220 | if (the_one.GetMask()) mask = the_one.GetMask()->GetBitmap(); |
| 221 | |
| 222 | gtk_pixmap_set( g_pixmap, the_one.GetPixmap(), mask ); |
| 223 | } |
| 224 | |
| 225 | void wxBitmapButton::SetBitmapDisabled( const wxBitmap& bitmap ) |
| 226 | { |
| 227 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 228 | |
| 229 | if ( ! m_disabled.Ok() ) return; |
| 230 | m_disabled = bitmap; |
| 231 | |
| 232 | SetBitmap(); |
| 233 | } |
| 234 | |
| 235 | void wxBitmapButton::SetBitmapFocus( const wxBitmap& bitmap ) |
| 236 | { |
| 237 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 238 | |
| 239 | if ( ! m_focus.Ok() ) return; |
| 240 | m_focus = bitmap; |
| 241 | |
| 242 | SetBitmap(); |
| 243 | } |
| 244 | |
| 245 | void wxBitmapButton::SetBitmapLabel( const wxBitmap& bitmap ) |
| 246 | { |
| 247 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 248 | |
| 249 | if (!m_bitmap.Ok()) return; |
| 250 | m_bitmap = bitmap; |
| 251 | |
| 252 | SetBitmap(); |
| 253 | } |
| 254 | |
| 255 | void wxBitmapButton::SetBitmapSelected( const wxBitmap& bitmap ) |
| 256 | { |
| 257 | wxCHECK_RET( m_widget != NULL, _T("invalid button") ); |
| 258 | |
| 259 | if ( ! m_selected.Ok() ) return; |
| 260 | m_selected = bitmap; |
| 261 | |
| 262 | SetBitmap(); |
| 263 | } |
| 264 | |
| 265 | void wxBitmapButton::Enable( const bool enable ) |
| 266 | { |
| 267 | wxWindow::Enable(enable); |
| 268 | |
| 269 | SetBitmap(); |
| 270 | } |
| 271 | |
| 272 | void wxBitmapButton::HasFocus() |
| 273 | { |
| 274 | m_hasFocus = TRUE; |
| 275 | SetBitmap(); |
| 276 | } |
| 277 | |
| 278 | void wxBitmapButton::NotFocus() |
| 279 | { |
| 280 | m_hasFocus = FALSE; |
| 281 | SetBitmap(); |
| 282 | } |
| 283 | |
| 284 | void wxBitmapButton::StartSelect() |
| 285 | { |
| 286 | m_isSelected = TRUE; |
| 287 | SetBitmap(); |
| 288 | } |
| 289 | |
| 290 | void wxBitmapButton::EndSelect() |
| 291 | { |
| 292 | m_isSelected = FALSE; |
| 293 | SetBitmap(); |
| 294 | } |