src/gtk/frame.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/frame.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/frame.h"
  14
  15 #ifndef WX_PRECOMP
  16     #include "wx/menu.h"
  17     #include "wx/toolbar.h"
  18     #include "wx/statusbr.h"
  19 #endif // WX_PRECOMP
  20
  21 #include <gtk/gtk.h>
  22 #include "wx/gtk/private/gtk2-compat.h"
  23
  24 #if wxUSE_LIBHILDON
  25     #include <hildon-widgets/hildon-window.h>
  26 #endif // wxUSE_LIBHILDON
  27
  28 #if wxUSE_LIBHILDON2
  29     #include <hildon/hildon.h>
  30 #endif // wxUSE_LIBHILDON2
  31
  32 // ----------------------------------------------------------------------------
  33 // event tables
  34 // ----------------------------------------------------------------------------
  35
  36 // ============================================================================
  37 // implementation
  38 // ============================================================================
  39
  40 // ----------------------------------------------------------------------------
  41 // wxFrame creation
  42 // ----------------------------------------------------------------------------
  43
  44 void wxFrame::Init()
  45 {
  46     m_fsSaveFlag = 0;
  47 }
  48
  49 bool wxFrame::Create( wxWindow *parent,
  50                       wxWindowID id,
  51                       const wxString& title,
  52                       const wxPoint& pos,
  53                       const wxSize& sizeOrig,
  54                       long style,
  55                       const wxString &name )
  56 {
  57     return wxFrameBase::Create(parent, id, title, pos, sizeOrig, style, name);
  58 }
  59
  60 wxFrame::~wxFrame()
  61 {
  62     SendDestroyEvent();
  63
  64     DeleteAllBars();
  65 }
  66
  67 // ----------------------------------------------------------------------------
  68 // overridden wxWindow methods
  69 // ----------------------------------------------------------------------------
  70
  71 void wxFrame::DoGetClientSize( int *width, int *height ) const
  72 {
  73     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
  74
  75     wxFrameBase::DoGetClientSize(width, height);
  76
  77     if (m_useCachedClientSize)
  78         return;
  79
  80     if (height)
  81     {
  82 #if wxUSE_MENUS_NATIVE
  83         // menu bar
  84         if (m_frameMenuBar && m_frameMenuBar->IsShown())
  85         {
  86             int h;
  87             gtk_widget_get_preferred_height(m_frameMenuBar->m_widget, NULL, &h);
  88 #if !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
  89             *height -= h;
  90 #endif
  91         }
  92 #endif // wxUSE_MENUS_NATIVE
  93
  94 #if wxUSE_STATUSBAR
  95         // status bar
  96         if (m_frameStatusBar && m_frameStatusBar->IsShown())
  97             *height -= m_frameStatusBar->m_height;
  98 #endif // wxUSE_STATUSBAR
  99     }
 100
 101 #if wxUSE_TOOLBAR
 102     // tool bar
 103     if (m_frameToolBar && m_frameToolBar->IsShown())
 104     {
 105         if (m_frameToolBar->IsVertical())
 106         {
 107             if (width)
 108             {
 109                 int w;
 110                 gtk_widget_get_preferred_width(m_frameToolBar->m_widget, NULL, &w);
 111                 *width -= w;
 112             }
 113         }
 114         else
 115         {
 116             if (height)
 117             {
 118                 int h;
 119                 gtk_widget_get_preferred_height(m_frameToolBar->m_widget, NULL, &h);
 120                 *height -= h;
 121             }
 122         }
 123     }
 124 #endif // wxUSE_TOOLBAR
 125
 126     if (width != NULL && *width < 0)
 127         *width = 0;
 128     if (height != NULL && *height < 0)
 129         *height = 0;
 130 }
 131
 132 #if wxUSE_MENUS && wxUSE_ACCEL
 133 // Helper for wxCreateAcceleratorTableForMenuBar
 134 static void wxAddAccelerators(wxList& accelEntries, wxMenu* menu)
 135 {
 136     size_t i;
 137     for (i = 0; i < menu->GetMenuItems().GetCount(); i++)
 138     {
 139         wxMenuItem* item = (wxMenuItem*) menu->GetMenuItems().Item(i)->GetData();
 140         if (item->GetSubMenu())
 141         {
 142             wxAddAccelerators(accelEntries, item->GetSubMenu());
 143         }
 144         else if (!item->GetItemLabel().IsEmpty())
 145         {
 146             wxAcceleratorEntry* entry = wxAcceleratorEntry::Create(item->GetItemLabel());
 147             if (entry)
 148             {
 149                 entry->Set(entry->GetFlags(), entry->GetKeyCode(), item->GetId());
 150                 accelEntries.Append((wxObject*) entry);
 151             }
 152         }
 153     }
 154 }
 155
 156 // Create an accelerator table consisting of all the accelerators
 157 // from the menubar in the given menus
 158 static wxAcceleratorTable wxCreateAcceleratorTableForMenuBar(wxMenuBar* menuBar)
 159 {
 160     wxList accelEntries;
 161
 162     size_t i;
 163     for (i = 0; i < menuBar->GetMenuCount(); i++)
 164     {
 165         wxAddAccelerators(accelEntries, menuBar->GetMenu(i));
 166     }
 167
 168     size_t n = accelEntries.GetCount();
 169
 170     if (n == 0)
 171         return wxAcceleratorTable();
 172
 173     wxAcceleratorEntry* entries = new wxAcceleratorEntry[n];
 174
 175     for (i = 0; i < accelEntries.GetCount(); i++)
 176     {
 177         wxAcceleratorEntry* entry = (wxAcceleratorEntry*) accelEntries.Item(i)->GetData();
 178         entries[i] = (*entry);
 179         delete entry;
 180
 181     }
 182
 183     wxAcceleratorTable table(n, entries);
 184     delete[] entries;
 185
 186     return table;
 187 }
 188 #endif // wxUSE_MENUS && wxUSE_ACCEL
 189
 190 bool wxFrame::ShowFullScreen(bool show, long style)
 191 {
 192     if (!wxFrameBase::ShowFullScreen(show, style))
 193         return false;
 194
 195 #if wxUSE_MENUS && wxUSE_ACCEL
 196     if (show && GetMenuBar())
 197     {
 198         wxAcceleratorTable table(wxCreateAcceleratorTableForMenuBar(GetMenuBar()));
 199         if (table.IsOk())
 200             SetAcceleratorTable(table);
 201     }
 202 #endif // wxUSE_MENUS && wxUSE_ACCEL
 203
 204     wxWindow* const bar[] = {
 205 #if wxUSE_MENUS
 206         m_frameMenuBar,
 207 #else
 208         NULL,
 209 #endif
 210 #if wxUSE_TOOLBAR
 211         m_frameToolBar,
 212 #else
 213         NULL,
 214 #endif
 215 #if wxUSE_STATUSBAR
 216         m_frameStatusBar,
 217 #else
 218         NULL,
 219 #endif
 220     };
 221     const long fsNoBar[] = {
 222         wxFULLSCREEN_NOMENUBAR, wxFULLSCREEN_NOTOOLBAR, wxFULLSCREEN_NOSTATUSBAR
 223     };
 224     for (int i = 0; i < 3; i++)
 225     {
 226         if (show)
 227         {
 228             if (bar[i] && (style & fsNoBar[i]))
 229             {
 230                 if (bar[i]->IsShown())
 231                     bar[i]->Show(false);
 232                 else
 233                     style &= ~fsNoBar[i];
 234             }
 235         }
 236         else
 237         {
 238             if (bar[i] && (m_fsSaveFlag & fsNoBar[i]))
 239                 bar[i]->Show(true);
 240         }
 241     }
 242     if (show)
 243         m_fsSaveFlag = style;
 244
 245     return true;
 246 }
 247
 248 bool wxFrame::SendIdleEvents(wxIdleEvent& event)
 249 {
 250     bool needMore = wxFrameBase::SendIdleEvents(event);
 251
 252 #if wxUSE_MENUS
 253     if (m_frameMenuBar && m_frameMenuBar->SendIdleEvents(event))
 254         needMore = true;
 255 #endif
 256 #if wxUSE_TOOLBAR
 257     if (m_frameToolBar && m_frameToolBar->SendIdleEvents(event))
 258         needMore = true;
 259 #endif
 260 #if wxUSE_STATUSBAR
 261     if (m_frameStatusBar && m_frameStatusBar->SendIdleEvents(event))
 262         needMore = true;
 263 #endif
 264
 265     return needMore;
 266 }
 267
 268 // ----------------------------------------------------------------------------
 269 // menu/tool/status bar stuff
 270 // ----------------------------------------------------------------------------
 271
 272 #if wxUSE_MENUS_NATIVE
 273
 274 void wxFrame::DetachMenuBar()
 275 {
 276     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 277     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 278
 279     if ( m_frameMenuBar )
 280     {
 281 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 282         hildon_window_set_menu(HILDON_WINDOW(m_widget), NULL);
 283 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 284         g_object_ref( m_frameMenuBar->m_widget );
 285
 286         gtk_container_remove( GTK_CONTAINER(m_mainWidget), m_frameMenuBar->m_widget );
 287 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 288     }
 289
 290     wxFrameBase::DetachMenuBar();
 291
 292     // make sure next size_allocate causes a wxSizeEvent
 293     m_useCachedClientSize = false;
 294     m_clientWidth = 0;
 295 }
 296
 297 void wxFrame::AttachMenuBar( wxMenuBar *menuBar )
 298 {
 299     wxFrameBase::AttachMenuBar(menuBar);
 300
 301     if (m_frameMenuBar)
 302     {
 303 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 304         hildon_window_set_menu(HILDON_WINDOW(m_widget),
 305                                GTK_MENU(m_frameMenuBar->m_widget));
 306 #else // !wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 307         m_frameMenuBar->SetParent(this);
 308
 309         // menubar goes into top of vbox (m_mainWidget)
 310         gtk_box_pack_start(
 311             GTK_BOX(m_mainWidget), menuBar->m_widget, false, false, 0);
 312         gtk_box_reorder_child(GTK_BOX(m_mainWidget), menuBar->m_widget, 0);
 313
 314         // reset size request to allow native sizing to work
 315         gtk_widget_set_size_request(menuBar->m_widget, -1, -1);
 316
 317         gtk_widget_show( m_frameMenuBar->m_widget );
 318 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON && !wxUSE_LIBHILDON2
 319     }
 320     // make sure next size_allocate causes a wxSizeEvent
 321     m_useCachedClientSize = false;
 322     m_clientWidth = 0;
 323 }
 324 #endif // wxUSE_MENUS_NATIVE
 325
 326 #if wxUSE_TOOLBAR
 327
 328 void wxFrame::SetToolBar(wxToolBar *toolbar)
 329 {
 330     m_frameToolBar = toolbar;
 331     if (toolbar)
 332     {
 333         if (toolbar->IsVertical())
 334         {
 335             // Vertical toolbar and m_wxwindow go into an hbox, inside the
 336             // vbox (m_mainWidget). hbox is created on demand.
 337             GtkWidget* hbox = gtk_widget_get_parent(m_wxwindow);
 338             if (hbox == m_mainWidget)
 339             {
 340                 hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
 341                 gtk_widget_show(hbox);
 342                 gtk_box_pack_start(GTK_BOX(m_mainWidget), hbox, true, true, 0);
 343                 gtk_widget_reparent(m_wxwindow, hbox);
 344             }
 345             gtk_widget_reparent(toolbar->m_widget, hbox);
 346             gtk_box_set_child_packing(GTK_BOX(hbox),
 347                 toolbar->m_widget, false, false, 0, GTK_PACK_START);
 348
 349             int pos = 0;  // left
 350             if (toolbar->HasFlag(wxTB_RIGHT))
 351                 pos = 1;  // right
 352             gtk_box_reorder_child(GTK_BOX(hbox), toolbar->m_widget, pos);
 353         }
 354         else
 355         {
 356             // Horizontal toolbar goes into vbox (m_mainWidget)
 357             gtk_widget_reparent(toolbar->m_widget, m_mainWidget);
 358             gtk_box_set_child_packing(GTK_BOX(m_mainWidget),
 359                 toolbar->m_widget, false, false, 0, GTK_PACK_START);
 360
 361             int pos = 0;  // top
 362             if (m_frameMenuBar)
 363                 pos = 1;  // below menubar
 364             if (toolbar->HasFlag(wxTB_BOTTOM))
 365                 pos += 2;  // below client area (m_wxwindow)
 366             gtk_box_reorder_child(
 367                 GTK_BOX(m_mainWidget), toolbar->m_widget, pos);
 368         }
 369         // reset size request to allow native sizing to work
 370         gtk_widget_set_size_request(toolbar->m_widget, -1, -1);
 371     }
 372     // make sure next size_allocate causes a wxSizeEvent
 373     m_useCachedClientSize = false;
 374     m_clientWidth = 0;
 375 }
 376
 377 #endif // wxUSE_TOOLBAR
 378
 379 #if wxUSE_STATUSBAR
 380
 381 void wxFrame::SetStatusBar(wxStatusBar *statbar)
 382 {
 383     m_frameStatusBar = statbar;
 384     if (statbar)
 385     {
 386         // statusbar goes into bottom of vbox (m_mainWidget)
 387         gtk_widget_reparent(statbar->m_widget, m_mainWidget);
 388         gtk_box_set_child_packing(GTK_BOX(m_mainWidget),
 389             statbar->m_widget, false, false, 0, GTK_PACK_END);
 390         // make sure next size_allocate on statusbar causes a size event
 391         statbar->m_useCachedClientSize = false;
 392         statbar->m_clientWidth = 0;
 393         int h = -1;
 394         if (statbar->m_wxwindow)
 395         {
 396             // statusbar is not a native widget, need to set height request
 397             h = statbar->m_height;
 398         }
 399         gtk_widget_set_size_request(statbar->m_widget, -1, h);
 400     }
 401     // make sure next size_allocate causes a wxSizeEvent
 402     m_useCachedClientSize = false;
 403     m_clientWidth = 0;
 404 }
 405 #endif // wxUSE_STATUSBAR