gecko/embedding/tests/wxEmbed/EditorFrame.cpp

249 lines
7.5 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: Mozilla-sample-code 1.0
*
* Copyright (c) 2002 Netscape Communications Corporation and
* other contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this Mozilla sample software and associated documentation files
* (the "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Contributor(s):
* Adam Lock <adamlock@netscape.com>
*
* ***** END LICENSE BLOCK ***** */
#include "global.h"
#include "nsIWebNavigation.h"
#include "nsIDOMDocument.h"
#include "nsIDOMHTMLDocument.h"
#include "nsIDOMWindow.h"
#include "nsIEditingSession.h"
#include "EditorFrame.h"
BEGIN_EVENT_TABLE(EditorFrame, GeckoFrame)
EVT_MENU(XRCID("edit_bold"), EditorFrame::OnEditBold)
EVT_MENU(XRCID("edit_italic"), EditorFrame::OnEditItalic)
EVT_MENU(XRCID("edit_underline"), EditorFrame::OnEditUnderline)
EVT_UPDATE_UI(XRCID("edit_bold"), EditorFrame::OnUpdateToggleCmd)
EVT_UPDATE_UI(XRCID("edit_italic"), EditorFrame::OnUpdateToggleCmd)
EVT_UPDATE_UI(XRCID("edit_underline"), EditorFrame::OnUpdateToggleCmd)
EVT_MENU(XRCID("edit_indent"), EditorFrame::OnEditIndent)
EVT_MENU(XRCID("edit_outdent"), EditorFrame::OnEditOutdent)
EVT_MENU(XRCID("edit_aleft"), EditorFrame::OnEditAlignLeft)
EVT_MENU(XRCID("edit_acenter"), EditorFrame::OnEditAlignCenter)
EVT_MENU(XRCID("edit_aright"), EditorFrame::OnEditAlignRight)
END_EVENT_TABLE()
EditorFrame::EditorFrame(wxWindow* aParent)
{
wxXmlResource::Get()->LoadFrame(this, aParent, wxT("editor_frame"));
SetName("editor");
SetIcon(wxICON(appicon));
SetupDefaultGeckoWindow();
SendSizeEvent(); //
CreateStatusBar();
MakeEditable();
mCommandManager = do_GetInterface(mWebBrowser);
nsCOMPtr<nsIWebNavigation> webNav = do_QueryInterface(mWebBrowser);
webNav->LoadURI(NS_ConvertASCIItoUTF16("www.mozilla.org").get(),
nsIWebNavigation::LOAD_FLAGS_NONE, nsnull, nsnull, nsnull);
}
void EditorFrame::MakeEditable()
{
nsCOMPtr<nsIDOMWindow> domWindow;
mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
nsCOMPtr<nsIEditingSession> editingSession = do_GetInterface(mWebBrowser);
if (!editingSession)
return;// NS_ERROR_FAILURE;
editingSession->MakeWindowEditable(domWindow, NULL, PR_TRUE, PR_TRUE,
PR_FALSE);
}
nsresult EditorFrame::DoCommand(const char *aCommand, nsICommandParams *aCommandParams)
{
if (mCommandManager)
{
nsCOMPtr<nsIDOMWindow> domWindow;
mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
return mCommandManager->DoCommand(aCommand, aCommandParams, domWindow);
}
return NS_ERROR_FAILURE;
}
void EditorFrame::IsCommandEnabled(const char *aCommand, PRBool *retval)
{
if (mCommandManager)
{
nsCOMPtr<nsIDOMWindow> domWindow;
mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
mCommandManager->IsCommandEnabled(aCommand, domWindow, retval);
}
}
void EditorFrame::GetCommandState(const char *aCommand, nsICommandParams *aCommandParams)
{
if (mCommandManager)
{
nsCOMPtr<nsIDOMWindow> domWindow;
mWebBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
mCommandManager->GetCommandState(aCommand, domWindow, aCommandParams);
}
}
void EditorFrame::UpdateStatusBarText(const PRUnichar* aStatusText)
{
SetStatusText(aStatusText);
}
static
nsresult MakeCommandParams(nsICommandParams **aParams)
{
nsresult rv;
nsCOMPtr<nsICommandParams> params = do_CreateInstance(NS_COMMAND_PARAMS_CONTRACTID,&rv);
if (NS_FAILED(rv))
return rv;
if (!params)
return NS_ERROR_FAILURE;
*aParams = params;
NS_ADDREF(*aParams);
return rv;
}
static const char kCmdBold[] = "cmd_bold";
static const char kCmdItalic[] = "cmd_italic";
static const char kCmdUnderline[] = "cmd_underline";
static const char kCmdIndent[] = "cmd_indent";
static const char kCmdOutdent[] = "cmd_outdent";
static const char kCmdAlign[] = "cmd_align";
void EditorFrame::OnEditBold(wxCommandEvent &event)
{
DoCommand(kCmdBold, nsnull);
}
void EditorFrame::OnEditItalic(wxCommandEvent &event)
{
DoCommand(kCmdItalic, nsnull);
}
void EditorFrame::OnEditUnderline(wxCommandEvent &event)
{
DoCommand(kCmdUnderline, nsnull);
}
void EditorFrame::OnEditIndent(wxCommandEvent &event)
{
DoCommand(kCmdIndent, nsnull);
}
void EditorFrame::OnEditOutdent(wxCommandEvent &event)
{
DoCommand(kCmdOutdent, nsnull);
}
const char kAlignLeft[] = "left";
const char kAlignRight[] = "right";
const char kAlignCenter[] = "center";
void EditorFrame::OnEditAlignLeft(wxCommandEvent &event)
{
ExecuteAttribParam(kCmdAlign, kAlignLeft);
}
void EditorFrame::OnEditAlignRight(wxCommandEvent &event)
{
ExecuteAttribParam(kCmdAlign, kAlignRight);
}
void EditorFrame::OnEditAlignCenter(wxCommandEvent &event)
{
ExecuteAttribParam(kCmdAlign, kAlignCenter);
}
const char kStateAll[] = "state_all";
const char kStateMixed[] = "state_mixed";
const char kStateAttribute[] = "state_attribute";
const char kStateEnabled[] = "state_enabled";
void EditorFrame::OnUpdateToggleCmd(wxUpdateUIEvent &event)
{
const char *cmd = NULL;
if (event.GetId() == XRCID("edit_bold"))
{
cmd = kCmdBold;
}
else if (event.GetId() == XRCID("edit_italic"))
{
cmd = kCmdItalic;
}
else if (event.GetId() == XRCID("edit_underline"))
{
cmd = kCmdUnderline;
}
// command manager GetCommandState cmd_bold
nsCOMPtr<nsICommandParams> params;
if (NS_SUCCEEDED(MakeCommandParams(getter_AddRefs(params))))
{
GetCommandState(cmd, params);
// Does our current selection span mixed styles?
// If so, set the toolbar button to an indeterminate
// state
//
PRBool bMixedStyle = PR_FALSE;
params->GetBooleanValue(kStateMixed, &bMixedStyle);
// We're not in STATE_MIXED. Enable/Disable the
// toolbar button based on it's current state
//
PRBool bCmdEnabled = PR_FALSE;
params->GetBooleanValue(kStateAll, &bCmdEnabled);
event.Check((bMixedStyle || bCmdEnabled) ? TRUE : FALSE);
}
}
nsresult EditorFrame::ExecuteAttribParam(const char *aCommand, const char *aAttribute)
{
nsresult rv;
nsCOMPtr<nsICommandParams> params;
rv = MakeCommandParams(getter_AddRefs(params));
if (NS_FAILED(rv))
return rv;
if (!params)
return NS_ERROR_FAILURE;
params->SetCStringValue(kStateAttribute, aAttribute);
return DoCommand(aCommand, params);
}