//
// FUNCTION: Destroy()
//
// PURPOSE: Destroy the window specified by the chrome
//
void WebBrowserChromeUI::Destroy(nsIWebBrowserChrome* chrome)
{
nsCOMPtr<nsIWebBrowser> webBrowser;
nsCOMPtr<nsIWebNavigation> webNavigation;
chrome->GetWebBrowser(getter_AddRefs(webBrowser));
webNavigation = do_QueryInterface(webBrowser);
if (webNavigation)
webNavigation->Stop(nsIWebNavigation::STOP_ALL);
chrome->ExitModalEventLoop(NS_OK);
HWND hwndDlg = GetBrowserDlgFromChrome(chrome);
if (hwndDlg == NULL)
return;
// Explicitly destroy the embedded browser and then the chrome
// First the browser
nsCOMPtr<nsIWebBrowser> browser = nsnull;
chrome->GetWebBrowser(getter_AddRefs(browser));
nsCOMPtr<nsIBaseWindow> browserAsWin = do_QueryInterface(browser);
if (browserAsWin)
browserAsWin->Destroy();
// Now the chrome
chrome->SetWebBrowser(nsnull);
NS_RELEASE(chrome);
}
//
// FUNCTION: UpdateStatusBarText()
//
// PURPOSE: Set the status bar text.
//
void WebBrowserChromeUI::UpdateStatusBarText(nsIWebBrowserChrome *aChrome, const PRUnichar* aStatusText)
{
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
nsCString status;
if (aStatusText)
status.AssignWithConversion(aStatusText);
SetDlgItemText(hwndDlg, IDC_STATUS, status.get());
}
//
// FUNCTION: Set the input focus onto the browser window
//
void WebBrowserChromeUI::SetFocus(nsIWebBrowserChrome *chrome)
{
HWND hwndDlg = GetBrowserDlgFromChrome(chrome);
if (hwndDlg == NULL)
{
return;
}
HWND hwndBrowser = GetDlgItem(hwndDlg, IDC_BROWSER);
::SetFocus(hwndBrowser);
}
//
// FUNCTION: UpdateBusyState()
//
// PURPOSE: Refreshes the stop/go buttons in the browser dialog
//
void WebBrowserChromeUI::UpdateBusyState(nsIWebBrowserChrome *aChrome, PRBool aBusy)
{
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
HWND button;
button = GetDlgItem(hwndDlg, IDC_STOP);
if (button)
EnableWindow(button, aBusy);
button = GetDlgItem(hwndDlg, IDC_GO);
if (button)
EnableWindow(button, !aBusy);
UpdateUI(aChrome);
}
//
// FUNCTION: UpdateStatusBarText()
//
// PURPOSE: Set the status bar text.
//
void WebBrowserChromeUI::UpdateStatusBarText(nsIWebBrowserChrome *aChrome, const PRUnichar* aStatusText)
{
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
nsCString status;
if (aStatusText) {
nsString wStatusText(aStatusText);
NS_UTF16ToCString(wStatusText, NS_CSTRING_ENCODING_NATIVE_FILESYSTEM,
status);
}
SetDlgItemText(hwndDlg, IDC_STATUS, status.get());
}
//
// FUNCTION: UpdateUI()
//
// PURPOSE: Refreshes the buttons and menu items in the browser dialog
//
void UpdateUI(nsIWebBrowserChrome *aChrome)
{
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
nsCOMPtr<nsIWebBrowser> webBrowser;
nsCOMPtr<nsIWebNavigation> webNavigation;
aChrome->GetWebBrowser(getter_AddRefs(webBrowser));
webNavigation = do_QueryInterface(webBrowser);
PRBool canGoBack = PR_FALSE;
PRBool canGoForward = PR_FALSE;
if (webNavigation)
{
webNavigation->GetCanGoBack(&canGoBack);
webNavigation->GetCanGoForward(&canGoForward);
}
PRBool canCutSelection = PR_FALSE;
PRBool canCopySelection = PR_FALSE;
PRBool canPaste = PR_FALSE;
nsCOMPtr<nsIClipboardCommands> clipCmds = do_GetInterface(webBrowser);
if (clipCmds)
{
clipCmds->CanCutSelection(&canCutSelection);
clipCmds->CanCopySelection(&canCopySelection);
clipCmds->CanPaste(&canPaste);
}
HMENU hmenu = GetMenu(hwndDlg);
if (hmenu)
{
EnableMenuItem(hmenu, MOZ_GoBack, MF_BYCOMMAND |
((canGoBack) ? MF_ENABLED : (MF_DISABLED | MF_GRAYED)));
EnableMenuItem(hmenu, MOZ_GoForward, MF_BYCOMMAND |
((canGoForward) ? MF_ENABLED : (MF_DISABLED | MF_GRAYED)));
EnableMenuItem(hmenu, MOZ_Cut, MF_BYCOMMAND |
((canCutSelection) ? MF_ENABLED : (MF_DISABLED | MF_GRAYED)));
EnableMenuItem(hmenu, MOZ_Copy, MF_BYCOMMAND |
((canCopySelection) ? MF_ENABLED : (MF_DISABLED | MF_GRAYED)));
EnableMenuItem(hmenu, MOZ_Paste, MF_BYCOMMAND |
((canPaste) ? MF_ENABLED : (MF_DISABLED | MF_GRAYED)));
}
HWND button;
button = GetDlgItem(hwndDlg, IDC_BACK);
if (button)
EnableWindow(button, canGoBack);
button = GetDlgItem(hwndDlg, IDC_FORWARD);
if (button)
EnableWindow(button, canGoForward);
}
//
// FUNCTION: UpdateCurrentURI()
//
// PURPOSE: Updates the URL address field
//
void WebBrowserChromeUI::UpdateCurrentURI(nsIWebBrowserChrome *aChrome)
{
nsCOMPtr<nsIWebBrowser> webBrowser;
nsCOMPtr<nsIWebNavigation> webNavigation;
aChrome->GetWebBrowser(getter_AddRefs(webBrowser));
webNavigation = do_QueryInterface(webBrowser);
nsCOMPtr<nsIURI> currentURI;
webNavigation->GetCurrentURI(getter_AddRefs(currentURI));
if (currentURI)
{
nsCAutoString uriString;
currentURI->GetAsciiSpec(uriString);
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
SetDlgItemText(hwndDlg, IDC_ADDRESS, uriString.get());
}
}
void WebBrowserChromeUI::SizeTo(nsIWebBrowserChrome *aChrome, PRInt32 aWidth, PRInt32 aHeight)
{
HWND hchrome = GetBrowserDlgFromChrome(aChrome);
HWND hbrowser = GetBrowserFromChrome(aChrome);
RECT chromeRect, browserRect;
::GetWindowRect(hchrome, &chromeRect);
::GetWindowRect(hbrowser, &browserRect);
PRInt32 decoration_x = (browserRect.left - chromeRect.left) +
(chromeRect.right - browserRect.right);
PRInt32 decoration_y = (browserRect.top - chromeRect.top) +
(chromeRect.bottom - browserRect.bottom);
::MoveWindow(hchrome, chromeRect.left, chromeRect.top,
aWidth+decoration_x,
aHeight+decoration_y, TRUE);
}
//
// FUNCTION: UpdateProgress()
//
// PURPOSE: Refreshes the progress bar in the browser dialog
//
void WebBrowserChromeUI::UpdateProgress(nsIWebBrowserChrome *aChrome, PRInt32 aCurrent, PRInt32 aMax)
{
HWND hwndDlg = GetBrowserDlgFromChrome(aChrome);
HWND hwndProgress = GetDlgItem(hwndDlg, IDC_PROGRESS);
if (aCurrent < 0)
{
aCurrent = 0;
}
if (aCurrent > aMax)
{
aMax = aCurrent + 20; // What to do?
}
if (hwndProgress)
{
SendMessage(hwndProgress, PBM_SETRANGE, 0, MAKELPARAM(0, aMax));
SendMessage(hwndProgress, PBM_SETPOS, aCurrent, 0);
}
}
//
// FUNCTION: Called as the final act of a chrome object during its destructor
//
void WebBrowserChromeUI::Destroyed(nsIWebBrowserChrome* chrome)
{
HWND hwndDlg = GetBrowserDlgFromChrome(chrome);
if (hwndDlg == NULL)
{
return;
}
// Clear the window user data
HWND hwndBrowser = GetDlgItem(hwndDlg, IDC_BROWSER);
SetWindowLong(hwndBrowser, GWL_USERDATA, nsnull);
DestroyWindow(hwndBrowser);
DestroyWindow(hwndDlg);
--gDialogCount;
if (gDialogCount == 0)
{
// Quit when there are no more browser objects
PostQuitMessage(0);
}
}
void AppCallbacks::EnableChromeWindow(nsIWebBrowserChrome *aWindow,
PRBool aEnabled)
{
HWND hwnd = GetBrowserDlgFromChrome(aWindow);
::EnableWindow(hwnd, aEnabled ? TRUE : FALSE);
}
void WebBrowserChromeUI::ShowWindow(nsIWebBrowserChrome *aChrome, PRBool aShow)
{
HWND win = GetBrowserDlgFromChrome(aChrome);
::ShowWindow(win, aShow ? SW_RESTORE : SW_HIDE);
}