WebKit/wx/WebFrame.cpp

   1 /*
   2  * Copyright (C) 2007 Kevin Ollivier  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  *
  25  * This class provides a default new window implementation for wxWebView clients
  26  * who don't want/need to roll their own browser frame UI.
  27  */
  28
  29 #include "wx/wxprec.h"
  30 #ifndef WX_PRECOMP
  31     #include "wx/wx.h"
  32 #endif
  33
  34 #include "WebView.h"
  35 #include "WebFrame.h"
  36 #include "WebViewPrivate.h"
  37
  38 #include "wx/artprov.h"
  39
  40 wxPageSourceViewFrame::wxPageSourceViewFrame(const wxString& source)
  41         : wxFrame(NULL, wxID_ANY, _("Page Source View"), wxDefaultPosition, wxSize(600, 500))
  42 {
  43     wxTextCtrl* control = new wxTextCtrl(this, -1, source, wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE);
  44 }
  45
  46 enum {
  47     ID_LOADFILE = wxID_HIGHEST + 1,
  48     ID_TEXTCTRL = wxID_HIGHEST + 2,
  49     ID_BACK = wxID_HIGHEST + 3,
  50     ID_FORWARD = wxID_HIGHEST + 4,
  51     ID_TOGGLE_BEFORE_LOAD = wxID_HIGHEST + 5,
  52     ID_MAKE_TEXT_LARGER = wxID_HIGHEST + 6,
  53     ID_MAKE_TEXT_SMALLER = wxID_HIGHEST + 7,
  54     ID_STOP = wxID_HIGHEST + 8,
  55     ID_RELOAD = wxID_HIGHEST + 9,
  56     ID_GET_SOURCE = wxID_HIGHEST + 10,
  57     ID_SET_SOURCE = wxID_HIGHEST + 11,
  58     ID_SEARCHCTRL = wxID_HIGHEST + 12,
  59     ID_LOADURL = wxID_HIGHEST + 13,
  60     ID_NEW_WINDOW = wxID_HIGHEST + 14,
  61     ID_BROWSE = wxID_HIGHEST + 15,
  62     ID_EDIT = wxID_HIGHEST + 16,
  63     ID_RUN_SCRIPT = wxID_HIGHEST + 17
  64 };
  65
  66 BEGIN_EVENT_TABLE(wxWebFrame, wxFrame)
  67     EVT_MENU(wxID_EXIT,  wxWebFrame::OnQuit)
  68     EVT_MENU(wxID_ABOUT, wxWebFrame::OnAbout)
  69     EVT_MENU(ID_LOADFILE, wxWebFrame::OnLoadFile)
  70     EVT_TEXT_ENTER(ID_TEXTCTRL, wxWebFrame::OnAddressBarEnter)
  71     EVT_TEXT_ENTER(ID_SEARCHCTRL, wxWebFrame::OnSearchCtrlEnter)
  72     EVT_WEBVIEW_STATE_CHANGED(wxWebFrame::OnStateChangedEvent)
  73     EVT_WEBVIEW_BEFORE_LOAD(wxWebFrame::OnBeforeLoad)
  74     EVT_MENU(ID_BACK, wxWebFrame::OnBack)
  75     EVT_MENU(ID_FORWARD, wxWebFrame::OnForward)
  76     EVT_MENU(ID_STOP, wxWebFrame::OnStop)
  77     EVT_MENU(ID_RELOAD, wxWebFrame::OnReload)
  78     EVT_MENU(ID_MAKE_TEXT_LARGER, wxWebFrame::OnMakeTextLarger)
  79     EVT_MENU(ID_MAKE_TEXT_SMALLER, wxWebFrame::OnMakeTextSmaller)
  80     EVT_MENU(ID_GET_SOURCE, wxWebFrame::OnGetSource)
  81     EVT_MENU(ID_SET_SOURCE, wxWebFrame::OnSetSource)
  82     EVT_MENU(ID_BROWSE, wxWebFrame::OnBrowse)
  83     EVT_MENU(ID_EDIT, wxWebFrame::OnEdit)
  84     EVT_MENU(ID_RUN_SCRIPT, wxWebFrame::OnRunScript)
  85 END_EVENT_TABLE()
  86
  87
  88 wxWebFrame::wxWebFrame(const wxString& title) :
  89         wxFrame(NULL, wxID_ANY, title, wxDefaultPosition, wxSize(600, 500)),
  90         m_checkBeforeLoad(false)
  91 {
  92
  93     // create a menu bar
  94     wxMenu *fileMenu = new wxMenu;
  95     fileMenu->Append(ID_NEW_WINDOW, _T("New Window\tCTRL+N"));
  96     fileMenu->Append(ID_LOADFILE, _T("Open File...\tCTRL+O"));
  97     fileMenu->Append(ID_LOADURL, _("Open Location...\tCTRL+L"));
  98     fileMenu->Append(wxID_EXIT, _T("E&xit\tAlt-X"), _T("Quit this program"));
  99
 100     wxMenu *editMenu = new wxMenu;
 101     editMenu->Append(wxID_CUT, _T("Cut\tCTRL+X"));
 102     editMenu->Append(wxID_COPY, _T("Copy\tCTRL+C"));
 103     editMenu->Append(wxID_PASTE, _T("Paste\tCTRL+V"));
 104
 105     wxMenu* viewMenu = new wxMenu;
 106     viewMenu->AppendRadioItem(ID_BROWSE, _("Browse"));
 107     viewMenu->AppendRadioItem(ID_EDIT, _("Edit"));
 108     viewMenu->AppendSeparator();
 109     viewMenu->Append(ID_STOP, _("Stop"));
 110     viewMenu->Append(ID_RELOAD, _("Reload Page"));
 111     viewMenu->Append(ID_MAKE_TEXT_SMALLER, _("Make Text Smaller\tCTRL+-"));
 112     viewMenu->Append(ID_MAKE_TEXT_LARGER, _("Make Text Bigger\tCTRL++"));
 113     viewMenu->AppendSeparator();
 114     viewMenu->Append(ID_GET_SOURCE, _("View Page Source"));
 115     viewMenu->AppendSeparator();
 116
 117     m_debugMenu = new wxMenu;
 118     m_debugMenu->Append(ID_SET_SOURCE, _("Test SetPageSource"));
 119     m_debugMenu->Append(ID_RUN_SCRIPT, _("Test RunScript"));
 120
 121     // the "About" item should be in the help menu
 122     wxMenu *helpMenu = new wxMenu;
 123     helpMenu->Append(wxID_ABOUT, _T("&About...\tF1"), _T("Show about dialog"));
 124
 125     // now append the freshly created menu to the menu bar...
 126     wxMenuBar *menuBar = new wxMenuBar();
 127     menuBar->Append(fileMenu, _T("&File"));
 128     menuBar->Append(editMenu, _T("&Edit"));
 129     menuBar->Append(viewMenu, _T("&View"));
 130     menuBar->Append(helpMenu, _T("&Help"));
 131
 132     // ... and attach this menu bar to the frame
 133     SetMenuBar(menuBar);
 134 /*
 135     wxToolBar* toolbar = CreateToolBar();
 136     toolbar->SetToolBitmapSize(wxSize(32, 32));
 137
 138     wxBitmap back = wxArtProvider::GetBitmap(wxART_GO_BACK, wxART_TOOLBAR, wxSize(32,32));
 139     toolbar->AddTool(ID_BACK, back, wxT("Back"));
 140
 141     wxBitmap forward = wxArtProvider::GetBitmap(wxART_GO_FORWARD, wxART_TOOLBAR, wxSize(32,32));
 142     toolbar->AddTool(ID_FORWARD, forward, wxT("Next"));
 143
 144     addressBar = new wxTextCtrl(toolbar, ID_TEXTCTRL, _T(""), wxDefaultPosition, wxSize(400, -1), wxTE_PROCESS_ENTER);
 145     toolbar->AddControl(addressBar);
 146
 147     searchCtrl = new wxSearchCtrl(toolbar, ID_SEARCHCTRL, _("Search"), wxDefaultPosition, wxSize(200, -1), wxTE_PROCESS_ENTER);
 148     toolbar->AddControl(searchCtrl);
 149     toolbar->Realize();
 150
 151     SetToolBar(toolbar);
 152 */
 153     // Create the wxWebView Window
 154     webview = new wxWebView((wxWindow*)this, 1001, wxDefaultPosition, wxSize(200, 200));
 155     webview->SetBackgroundColour(*wxWHITE);
 156
 157     // create a status bar just for fun (by default with 1 pane only)
 158     CreateStatusBar(2);
 159 }
 160
 161 wxWebFrame::~wxWebFrame()
 162 {
 163     if (m_debugMenu && GetMenuBar()->FindMenu(_("&Debug")) == wxNOT_FOUND)
 164         delete m_debugMenu;
 165 }
 166
 167 void wxWebFrame::ShowDebugMenu(bool show)
 168 {
 169     int debugMenu = GetMenuBar()->FindMenu(_("&Debug"));
 170     if (show && debugMenu == wxNOT_FOUND) {
 171         int prevMenu = GetMenuBar()->FindMenu(_("&View"));
 172         if (prevMenu != wxNOT_FOUND)
 173             GetMenuBar()->Insert((size_t)prevMenu+1, m_debugMenu, _("&Debug"));
 174     }
 175     else if (!show && debugMenu != wxNOT_FOUND) {
 176         GetMenuBar()->Remove(debugMenu);
 177     }
 178 }
 179
 180 // event handlers
 181
 182 void wxWebFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
 183 {
 184     // true is to force the frame to close
 185     Close(true);
 186 }
 187
 188 void wxWebFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
 189 {
 190     wxString msg;
 191     msg.Printf(_T("This is the About dialog of the wxWebKit sample.\n")
 192                _T("Welcome to %s"), wxVERSION_STRING);
 193
 194     wxMessageBox(msg, _T("About wxWebKit Sample"), wxOK | wxICON_INFORMATION, this);
 195
 196 }
 197
 198 void wxWebFrame::OnLoadFile(wxCommandEvent& WXUNUSED(event))
 199 {
 200     wxFileDialog* dialog = new wxFileDialog(this, wxT("Choose a file"));
 201     if (dialog->ShowModal() == wxID_OK) {
 202         wxString path = dialog->GetPath().Prepend(wxT("file://"));
 203
 204         if (webview)
 205             webview->LoadURL(path);
 206     }
 207 }
 208
 209 void wxWebFrame::OnStateChangedEvent(wxWebViewStateChangedEvent& event)
 210 {
 211     if (GetStatusBar() != NULL){
 212         if (event.GetState() == wxWEBVIEW_STATE_NEGOTIATING) {
 213             GetStatusBar()->SetStatusText(_("Contacting ") + event.GetURL());
 214         }
 215         else if (event.GetState() == wxWEBVIEW_STATE_TRANSFERRING) {
 216             GetStatusBar()->SetStatusText(_("Loading ") + event.GetURL());
 217         }
 218         else if (event.GetState() == wxWEBVIEW_STATE_STOP) {
 219             GetStatusBar()->SetStatusText(_("Load complete."));
 220             addressBar->SetValue(event.GetURL());
 221             SetTitle(webview->GetPageTitle());
 222         }
 223         else if (event.GetState() == wxWEBVIEW_STATE_FAILED) {
 224             GetStatusBar()->SetStatusText(_("Failed to load ") + event.GetURL());
 225         }
 226     }
 227 }
 228
 229 void wxWebFrame::OnBeforeLoad(wxWebViewBeforeLoadEvent& myEvent)
 230 {
 231     if (m_checkBeforeLoad) {
 232         int reply = wxMessageBox(_("Would you like to continue loading ") + myEvent.GetURL() + wxT("?"), _("Continue Loading?"), wxYES_NO);
 233         if (reply == wxNO) {
 234             myEvent.Cancel();
 235         }
 236     }
 237 }
 238
 239 void wxWebFrame::OnAddressBarEnter(wxCommandEvent& event)
 240 {
 241     if (webview)
 242         webview->LoadURL(addressBar->GetValue());
 243 }
 244
 245 void wxWebFrame::OnSearchCtrlEnter(wxCommandEvent& event)
 246 {
 247     if (webview) {
 248         webview->LoadURL(wxString::Format(wxT("http://www.google.com/search?rls=en&q=%s&ie=UTF-8&oe=UTF-8"), searchCtrl->GetValue().wc_str()));
 249     }
 250 }
 251
 252 void wxWebFrame::OnBack(wxCommandEvent& event)
 253 {
 254     if (webview)
 255         webview->GoBack();
 256 }
 257
 258 void wxWebFrame::OnForward(wxCommandEvent& event)
 259 {
 260     if (webview)
 261         webview->GoForward();
 262 }
 263
 264 void wxWebFrame::OnStop(wxCommandEvent& myEvent)
 265 {
 266     if (webview)
 267         webview->Stop();
 268 }
 269
 270 void wxWebFrame::OnReload(wxCommandEvent& myEvent)
 271 {
 272     if (webview)
 273         webview->Reload();
 274 }
 275
 276 void wxWebFrame::OnMakeTextLarger(wxCommandEvent& myEvent)
 277 {
 278     if (webview) {
 279         if (webview->CanIncreaseTextSize())
 280             webview->IncreaseTextSize();
 281     }
 282 }
 283
 284 void wxWebFrame::OnMakeTextSmaller(wxCommandEvent& myEvent)
 285 {
 286     if (webview) {
 287         if (webview->CanDecreaseTextSize())
 288             webview->DecreaseTextSize();
 289     }
 290 }
 291
 292 void wxWebFrame::OnGetSource(wxCommandEvent& myEvent)
 293 {
 294     if (webview) {
 295         wxPageSourceViewFrame* wxWebFrame = new wxPageSourceViewFrame(webview->GetPageSource());
 296         wxWebFrame->Show();
 297     }
 298 }
 299
 300 void wxWebFrame::OnSetSource(wxCommandEvent& event)
 301 {
 302     if (webview)
 303         webview->SetPageSource(wxString(wxT("<p>Hello World!</p>")));
 304 }
 305
 306 void wxWebFrame::OnBrowse(wxCommandEvent& event)
 307 {
 308     if (webview)
 309         webview->MakeEditable(!event.IsChecked());
 310 }
 311
 312 void wxWebFrame::OnEdit(wxCommandEvent& event)
 313 {
 314     if (webview)
 315         webview->MakeEditable(event.IsChecked());
 316 }
 317
 318 void wxWebFrame::OnRunScript(wxCommandEvent& myEvent){
 319     if (webview) {
 320         wxTextEntryDialog* dialog = new wxTextEntryDialog(this, _("Type in a JavaScript to exectute."));
 321         if (dialog->ShowModal() == wxID_OK)
 322             wxMessageBox(wxT("Result is: ") + webview->RunScript(dialog->GetValue()));
 323
 324         dialog->Destroy();
 325     }
 326 }