| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: src/gtk/popupwin.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 | #if wxUSE_POPUPWIN |
| 14 | |
| 15 | #include "wx/popupwin.h" |
| 16 | |
| 17 | #ifndef WX_PRECOMP |
| 18 | #endif // WX_PRECOMP |
| 19 | |
| 20 | #include <gtk/gtk.h> |
| 21 | |
| 22 | #include "wx/gtk/private/win_gtk.h" |
| 23 | |
| 24 | //----------------------------------------------------------------------------- |
| 25 | // "button_press" |
| 26 | //----------------------------------------------------------------------------- |
| 27 | |
| 28 | extern "C" { |
| 29 | static gint gtk_popup_button_press (GtkWidget *widget, GdkEvent *gdk_event, wxPopupWindow* win ) |
| 30 | { |
| 31 | GtkWidget *child = gtk_get_event_widget (gdk_event); |
| 32 | |
| 33 | /* Ignore events sent out before we connected to the signal */ |
| 34 | if (win->m_time >= ((GdkEventButton*)gdk_event)->time) |
| 35 | return FALSE; |
| 36 | |
| 37 | /* We don't ask for button press events on the grab widget, so |
| 38 | * if an event is reported directly to the grab widget, it must |
| 39 | * be on a window outside the application (and thus we remove |
| 40 | * the popup window). Otherwise, we check if the widget is a child |
| 41 | * of the grab widget, and only remove the popup window if it |
| 42 | * is not. */ |
| 43 | if (child != widget) |
| 44 | { |
| 45 | while (child) |
| 46 | { |
| 47 | if (child == widget) |
| 48 | return FALSE; |
| 49 | child = gtk_widget_get_parent(child); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | wxFocusEvent event( wxEVT_KILL_FOCUS, win->GetId() ); |
| 54 | event.SetEventObject( win ); |
| 55 | |
| 56 | (void)win->HandleWindowEvent( event ); |
| 57 | |
| 58 | return TRUE; |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | //----------------------------------------------------------------------------- |
| 63 | // "delete_event" |
| 64 | //----------------------------------------------------------------------------- |
| 65 | |
| 66 | extern "C" { |
| 67 | bool gtk_dialog_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxPopupWindow *win ) |
| 68 | { |
| 69 | if (win->IsEnabled()) |
| 70 | win->Close(); |
| 71 | |
| 72 | return TRUE; |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | void wxPopupWindow::AddChildGTK(wxWindowGTK* child) |
| 77 | { |
| 78 | gtk_widget_set_size_request( |
| 79 | child->m_widget, child->m_width, child->m_height); |
| 80 | gtk_fixed_put( |
| 81 | GTK_FIXED(m_wxwindow), child->m_widget, child->m_x, child->m_y); |
| 82 | } |
| 83 | |
| 84 | //----------------------------------------------------------------------------- |
| 85 | // wxPopupWindow |
| 86 | //----------------------------------------------------------------------------- |
| 87 | |
| 88 | #ifdef __WXUNIVERSAL__ |
| 89 | BEGIN_EVENT_TABLE(wxPopupWindow,wxPopupWindowBase) |
| 90 | EVT_SIZE(wxPopupWindow::OnSize) |
| 91 | END_EVENT_TABLE() |
| 92 | #endif |
| 93 | |
| 94 | wxPopupWindow::~wxPopupWindow() |
| 95 | { |
| 96 | } |
| 97 | |
| 98 | bool wxPopupWindow::Create( wxWindow *parent, int style ) |
| 99 | { |
| 100 | if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) || |
| 101 | !CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("popup") )) |
| 102 | { |
| 103 | wxFAIL_MSG( wxT("wxPopupWindow creation failed") ); |
| 104 | return false; |
| 105 | } |
| 106 | |
| 107 | // Unlike windows, top level windows are created hidden by default. |
| 108 | m_isShown = false; |
| 109 | |
| 110 | // All dialogs should really have this style |
| 111 | m_windowStyle |= wxTAB_TRAVERSAL; |
| 112 | |
| 113 | m_widget = gtk_window_new( GTK_WINDOW_POPUP ); |
| 114 | g_object_ref( m_widget ); |
| 115 | |
| 116 | gtk_widget_set_name( m_widget, "wxPopupWindow" ); |
| 117 | // wxPopupWindow is used for different windows as well |
| 118 | // gtk_window_set_type_hint( GTK_WINDOW(m_widget), GDK_WINDOW_TYPE_HINT_COMBO ); |
| 119 | |
| 120 | GtkWidget *toplevel = gtk_widget_get_toplevel( parent->m_widget ); |
| 121 | if (GTK_IS_WINDOW (toplevel)) |
| 122 | { |
| 123 | #if GTK_CHECK_VERSION(2,10,0) |
| 124 | if (!gtk_check_version(2,10,0)) |
| 125 | gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (toplevel)), GTK_WINDOW (m_widget)); |
| 126 | #endif |
| 127 | |
| 128 | gtk_window_set_transient_for (GTK_WINDOW (m_widget), GTK_WINDOW (toplevel)); |
| 129 | } |
| 130 | gtk_window_set_resizable (GTK_WINDOW (m_widget), FALSE); |
| 131 | gtk_window_set_screen (GTK_WINDOW (m_widget), gtk_widget_get_screen (GTK_WIDGET (parent->m_widget))); |
| 132 | |
| 133 | g_signal_connect (m_widget, "delete_event", |
| 134 | G_CALLBACK (gtk_dialog_delete_callback), this); |
| 135 | |
| 136 | m_wxwindow = wxPizza::New(m_windowStyle); |
| 137 | gtk_widget_show( m_wxwindow ); |
| 138 | |
| 139 | gtk_container_add( GTK_CONTAINER(m_widget), m_wxwindow ); |
| 140 | |
| 141 | if (m_parent) m_parent->AddChild( this ); |
| 142 | |
| 143 | PostCreation(); |
| 144 | |
| 145 | m_time = gtk_get_current_event_time(); |
| 146 | |
| 147 | g_signal_connect (m_widget, "button_press_event", |
| 148 | G_CALLBACK (gtk_popup_button_press), this); |
| 149 | |
| 150 | return true; |
| 151 | } |
| 152 | |
| 153 | void wxPopupWindow::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) ) |
| 154 | { |
| 155 | wxFAIL_MSG( wxT("DoMoveWindow called for wxPopupWindow") ); |
| 156 | } |
| 157 | |
| 158 | void wxPopupWindow::DoSetSize( int x, int y, int width, int height, int sizeFlags ) |
| 159 | { |
| 160 | wxASSERT_MSG( (m_widget != NULL), wxT("invalid dialog") ); |
| 161 | wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid dialog") ); |
| 162 | |
| 163 | int old_x = m_x; |
| 164 | int old_y = m_y; |
| 165 | |
| 166 | int old_width = m_width; |
| 167 | int old_height = m_height; |
| 168 | |
| 169 | if (x != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) |
| 170 | m_x = x; |
| 171 | if (y != -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) |
| 172 | m_y = y; |
| 173 | if (width != -1) |
| 174 | m_width = width; |
| 175 | if (height != -1) |
| 176 | m_height = height; |
| 177 | |
| 178 | ConstrainSize(); |
| 179 | |
| 180 | if ((m_x != -1) || (m_y != -1)) |
| 181 | { |
| 182 | if ((m_x != old_x) || (m_y != old_y)) |
| 183 | { |
| 184 | gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y ); |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | if ((m_width != old_width) || (m_height != old_height)) |
| 189 | { |
| 190 | // gtk_window_resize does not work for GTK_WINDOW_POPUP |
| 191 | gtk_widget_set_size_request( m_widget, m_width, m_height ); |
| 192 | wxSizeEvent event(GetSize(), GetId()); |
| 193 | event.SetEventObject(this); |
| 194 | HandleWindowEvent(event); |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | void wxPopupWindow::SetFocus() |
| 199 | { |
| 200 | // set the focus to the first child who wants it |
| 201 | wxWindowList::compatibility_iterator node = GetChildren().GetFirst(); |
| 202 | while ( node ) |
| 203 | { |
| 204 | wxWindow *child = node->GetData(); |
| 205 | node = node->GetNext(); |
| 206 | |
| 207 | if ( child->CanAcceptFocus() && !child->IsTopLevel() ) |
| 208 | { |
| 209 | child->SetFocus(); |
| 210 | return; |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | wxPopupWindowBase::SetFocus(); |
| 215 | } |
| 216 | |
| 217 | bool wxPopupWindow::Show( bool show ) |
| 218 | { |
| 219 | if (show && !IsShown()) |
| 220 | { |
| 221 | wxSizeEvent event(GetSize(), GetId()); |
| 222 | event.SetEventObject(this); |
| 223 | HandleWindowEvent(event); |
| 224 | } |
| 225 | |
| 226 | bool ret = wxWindow::Show( show ); |
| 227 | |
| 228 | return ret; |
| 229 | } |
| 230 | |
| 231 | #endif // wxUSE_POPUPWIN |