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form elements now accept a nsIFormFrame instead of the implementation as the parameter to allow others that inheirit from nsIFormFrame to call "CanSubmit". bug=34896 ender-lite, r=hyatt

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git-svn-id: svn://10.0.0.236/trunk@71882 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
mjudge%netscape.com
2000-06-09 07:16:20 +00:00
parent 6c0a857ad9
commit 6209ff4eb0
6 changed files with 72 additions and 10 deletions
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63
mozilla/layout/html/forms/src/nsGfxTextControlFrame2.cpp
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@@ -74,6 +74,12 @@
#include "nsBoxLayoutState.h"
#include "nsINameSpaceManager.h"
#include "nsLayoutAtoms.h" //getframetype
//for keylistener for "return" check
#include "nsIDOMKeyListener.h"
#include "nsIDOMKeyEvent.h"
#include "nsIPrivateDOMEvent.h"
#include "nsIDOMEventReceiver.h"
#define DEFAULT_COLUMN_WIDTH 20
@@ -95,7 +101,7 @@ class nsTextAreaKeyListener : public nsIDOMKeyListener, public nsSupportsWeakRef
{
public:
/** the default constructor
*/
*/
nsTextAreaKeyListener();
/** the default destructor. virtual due to the possibility of derivation.
*/
@@ -192,7 +198,6 @@ nsTextAreaKeyListener::KeyPress(nsIDOMEvent* aKeyEvent)
return NS_OK;
}
PRUint32 keyCode;
PRUint32 flags;
keyEvent->GetKeyCode(&keyCode);
if (nsIDOMKeyEvent::DOM_VK_RETURN==keyCode
|| nsIDOMKeyEvent::DOM_VK_ENTER==keyCode)
@@ -264,7 +269,7 @@ public:
//END INTERFACES
nsWeakPtr &GetPresShell(){return mPresShellWeak;}
private:
nsCOMPtr<nsIFrameSelection> mFrameSelection;
nsCOMPtr<nsIContent> mLimiter;
@@ -1223,6 +1228,12 @@ nsGfxTextControlFrame2::CreateAnonymousContent(nsIPresContext* aPresContext,
getter_AddRefs(frameSel));
//create selection controller
mTextSelImpl = new nsTextAreaSelectionImpl(frameSel,shell,content);
if (!mTextSelImpl)
return NS_ERROR_OUT_OF_MEMORY;
mTextKeyListener = new nsTextAreaKeyListener();
if (!mTextKeyListener)
return NS_ERROR_OUT_OF_MEMORY;
mTextKeyListener->SetFrame(this);
mSelCon = do_QueryInterface((nsISupports *)(nsISelectionController *)mTextSelImpl);//this will addref it once
mSelCon->SetDisplaySelection(nsISelectionController::SELECTION_ON);
//get the flags
@@ -2088,6 +2099,43 @@ nsGfxTextControlFrame2::DoesAttributeExist(nsIAtom *aAtt)
return rv;
}
void
nsGfxTextControlFrame2::SubmitAttempt()
{
// Submit the form
if (mFormFrame && mTextSelImpl && mFormFrame->CanSubmit(this)) {
nsIContent *formContent = nsnull;
nsEventStatus status = nsEventStatus_eIgnore;
nsWeakPtr &shell = mTextSelImpl->GetPresShell();
nsCOMPtr<nsIPresShell> presShell = do_QueryReferent(shell);
if (!presShell) return;
{
nsCOMPtr<nsIPresContext> context;
if (NS_SUCCEEDED(presShell->GetPresContext(getter_AddRefs(context))) && context)
{
mFormFrame->GetContent(&formContent);
if (nsnull != formContent) {
nsEvent event;
event.eventStructType = NS_EVENT;
event.message = NS_FORM_SUBMIT;
formContent->HandleDOMEvent(context, &event, nsnull, NS_EVENT_FLAG_INIT, &status);
NS_RELEASE(formContent);
}
if (nsEventStatus_eConsumeNoDefault != status) {
mFormFrame->OnSubmit(context, this);
}
}
}
}
}
//======
//privates
nsString *
nsGfxTextControlFrame2::GetCachedString()
@@ -2217,6 +2265,15 @@ nsGfxTextControlFrame2::SetInitialChildList(nsIPresContext* aPresContext,
first->QueryInterface(NS_GET_IID(nsIScrollableFrame), (void **) &scrollableFrame);
if (scrollableFrame)
scrollableFrame->SetScrollbarVisibility(aPresContext,PR_FALSE,PR_FALSE);
//register keylistener
nsCOMPtr<nsIDOMEventReceiver> erP;
if (NS_SUCCEEDED(mContent->QueryInterface(NS_GET_IID(nsIDOMEventReceiver), getter_AddRefs(erP))) && erP)
{
// register the event listeners with the DOM event reveiver
rv = erP->AddEventListenerByIID(mTextKeyListener, NS_GET_IID(nsIDOMKeyListener));
NS_ASSERTION(NS_SUCCEEDED(rv), "failed to register key listener");
}
}
while(first)
{