mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-08 20:47:44 +00:00
402 lines
12 KiB
C++
Executable File
402 lines
12 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
#include "stdafx.h"
|
|
#include "fmbutton.h"
|
|
#include "intl_csi.h"
|
|
#include "odctrl.h"
|
|
|
|
// This file is dedicated to form type button elements
|
|
// otherwise known as a button on windows and
|
|
// their implementation as requried by the XP layout
|
|
// library.
|
|
|
|
// Construction simply clears all members.
|
|
CFormButton::CFormButton()
|
|
{
|
|
// No widget yet.
|
|
m_pWidget = NULL;
|
|
}
|
|
|
|
// Destruction cleans out all members.
|
|
CFormButton::~CFormButton()
|
|
{
|
|
}
|
|
|
|
// How to set the LO form element.
|
|
// This may change during the lifetime of an instance, so use this
|
|
// to update all referencing values.
|
|
void CFormButton::SetElement(LO_FormElementStruct *pFormElement)
|
|
{
|
|
// Call the base.
|
|
CFormElement::SetElement(pFormElement);
|
|
|
|
// Update the widget if present for correct callbacks.
|
|
if(m_pWidget) {
|
|
m_pWidget->RegisterForm(GetElement());
|
|
}
|
|
}
|
|
|
|
// Set the owning context.
|
|
// Use this to determine what context we live in and how we should
|
|
// represent ourself (DC or window).
|
|
void CFormButton::SetContext(CAbstractCX *pCX)
|
|
{
|
|
// Call the base.
|
|
CFormElement::SetContext(pCX);
|
|
|
|
// Update the widget if present for correct callbacks.
|
|
if(m_pWidget) {
|
|
m_pWidget->RegisterContext(pCX->GetContext());
|
|
}
|
|
}
|
|
|
|
// Display the form element given the particular context we are in.
|
|
// Possibly only use a DC for representation, or have the
|
|
// window move.
|
|
void CFormButton::DisplayFormElement(LTRB& Rect)
|
|
{
|
|
// Display only has meaning if our context is a device context.
|
|
if(GetContext() && GetContext()->IsDCContext()) {
|
|
// Further, need to detect how we're going to be drawing ourselves.
|
|
if(GetContext()->IsPureDCContext()) {
|
|
// Only works from a DC, needs a GDI drawing representation.
|
|
CDCCX *pDCCX = VOID2CX(GetContext(), CDCCX);
|
|
HDC pDC = pDCCX->GetContextDC();
|
|
if(pDC && Rect.Width() && Rect.Height()) {
|
|
pDCCX->Display3DBox(Rect, pDCCX->ResolveDarkLineColor(), pDCCX->ResolveLightLineColor(), pDCCX->Pix2TwipsY(2));
|
|
|
|
// Draw the text inside the button.
|
|
// This is refiguring the width and height of the text.
|
|
char *pData = NULL;
|
|
if(GetElementMinimalData()) {
|
|
pData = (char *)GetElementMinimalData()->value;
|
|
}
|
|
if(pData) {
|
|
// Decide text color.
|
|
COLORREF rgbUseMe;
|
|
CyaFont *pMyFont;
|
|
rgbUseMe = pDCCX->ResolveTextColor(NULL);
|
|
|
|
// Output text.
|
|
int iBkMode = ::SetBkMode(pDC, TRANSPARENT);
|
|
COLORREF rgbTxtClr = ::SetTextColor(pDC, rgbUseMe);
|
|
pDCCX->SelectNetscapeFont( pDC, GetTextAttr(), pMyFont );
|
|
if(pMyFont != NULL) {
|
|
SIZE csz;
|
|
CIntlWin::GetTextExtentPointWithCyaFont(pMyFont,
|
|
INTL_GetCSIWinCSID(LO_GetDocumentCharacterSetInfo(GetContext()->GetContext())),
|
|
pDC, pData, XP_STRLEN(pData), &csz);
|
|
// Center text.
|
|
int32 lWidth = Rect.Width() - csz.cx;
|
|
int32 lHeight = Rect.Height() -csz.cy;
|
|
int32 lX = Rect.left + lWidth / 2;
|
|
int32 lY = Rect.top + (lHeight / 2);
|
|
CIntlWin::TextOutWithCyaFont(
|
|
pMyFont,
|
|
INTL_GetCSIWinCSID(LO_GetDocumentCharacterSetInfo(GetContext()->GetContext())),
|
|
pDC,
|
|
CASTINT(lX),
|
|
CASTINT(lY),
|
|
pData,
|
|
XP_STRLEN(pData));
|
|
|
|
::SetTextColor(pDC, rgbTxtClr);
|
|
::SetBkMode(pDC, iBkMode);
|
|
pDCCX->ReleaseNetscapeFont( pDC, pMyFont );
|
|
}
|
|
}
|
|
pDCCX->ReleaseContextDC(pDC);
|
|
}
|
|
}
|
|
else if(GetContext()->IsWindowContext() && GetRaw()) {
|
|
MoveWindow(GetRaw(), Rect.left, Rect.top);
|
|
}
|
|
else {
|
|
// Is undefined....
|
|
ASSERT(0);
|
|
}
|
|
}
|
|
|
|
// Call the base.
|
|
CFormElement::DisplayFormElement(Rect);
|
|
}
|
|
|
|
// Destroy the widget (window) implemenation of the form.
|
|
void CFormButton::DestroyWidget()
|
|
{
|
|
// Free off the widget if present.
|
|
if(m_pWidget) {
|
|
m_pWidget->DestroyWindow();
|
|
delete m_pWidget;
|
|
m_pWidget = NULL;
|
|
}
|
|
}
|
|
|
|
// Create the widget (window) implementation of the form
|
|
// but DO NOT DISPLAY.
|
|
void CFormButton::CreateWidget()
|
|
{
|
|
if(GetContext() && GetElement()) {
|
|
if(GetContext()->IsWindowContext() && VOID2CX(GetContext(), CPaneCX)->GetPane()) {
|
|
// Widget representation, create one.
|
|
ASSERT(m_pWidget == NULL);
|
|
m_pWidget = new CODNetscapeButton(GetContext()->GetContext(), GetElement());
|
|
if(m_pWidget == NULL) {
|
|
return;
|
|
}
|
|
|
|
// Create the widget, initially with a bad size and hidden.
|
|
BOOL bCreate = m_pWidget->Create("",
|
|
WS_CHILD | BS_OWNERDRAW,
|
|
CRect(1, 1, 0, 0),
|
|
CWnd::FromHandle(VOID2CX(GetContext(), CPaneCX)->GetPane()),
|
|
GetDynamicControlID());
|
|
if(!bCreate) {
|
|
DestroyWidget();
|
|
return;
|
|
}
|
|
|
|
// Set the font of the widget.
|
|
CyaFont *pMyFont;
|
|
LO_TextAttr *text_attr = GetElement()->text_attr;
|
|
CDCCX *pDCCX = VOID2CX(GetContext(), CDCCX);
|
|
|
|
// Measure what the size of the button should be.
|
|
HDC hDC = NULL;
|
|
if(GetRaw()) {
|
|
hDC = ::GetDC(GetRaw());
|
|
}
|
|
if(hDC) {
|
|
SIZE csz;
|
|
int32 lWidgetWidth = 0;
|
|
int32 lWidgetHeight = 0;
|
|
pDCCX->SelectNetscapeFont( hDC, GetTextAttr(), pMyFont );
|
|
if(pMyFont == NULL) {
|
|
::ReleaseDC(GetRaw(), hDC);
|
|
DestroyWidget();
|
|
return;
|
|
}
|
|
else {
|
|
|
|
// Must select the font while measuring.
|
|
SetWidgetFont(hDC, GetRaw());
|
|
text_attr->FE_Data = pMyFont;
|
|
|
|
CIntlWin::GetTextExtentPointWithCyaFont(pMyFont,
|
|
INTL_GetCSIWinCSID(LO_GetDocumentCharacterSetInfo(GetContext()->GetContext())),
|
|
hDC, "hi", 2, &csz);
|
|
// Determine what data will be shown.
|
|
char *pCaption = NULL;
|
|
if(GetElementMinimalData()) {
|
|
pCaption = (char *)GetElementMinimalData()->value;
|
|
}
|
|
|
|
// Measure it if present.
|
|
if(pCaption && *pCaption) {
|
|
CIntlWin::GetTextExtentPointWithCyaFont(pMyFont,
|
|
INTL_GetCSIWinCSID(LO_GetDocumentCharacterSetInfo(GetContext()->GetContext())),
|
|
hDC, pCaption, XP_STRLEN(pCaption), &csz);
|
|
}
|
|
|
|
lWidgetWidth = 3 * csz.cx / 2;
|
|
lWidgetHeight = 3 * csz.cy / 2;
|
|
|
|
if (GetElement()->width > lWidgetWidth) {
|
|
lWidgetWidth = GetElement()->width;
|
|
}
|
|
if (GetElement()->height > lWidgetHeight) {
|
|
lWidgetHeight = GetElement()->height;
|
|
}
|
|
// Done measuring text.
|
|
pDCCX->ReleaseNetscapeFont( hDC, pMyFont );
|
|
|
|
// Finally, size the widget to the width and height
|
|
// we have figured here.
|
|
::MoveWindow(GetRaw(), 1, 1, CASTINT(lWidgetWidth), CASTINT(lWidgetHeight), FALSE);
|
|
}
|
|
::ReleaseDC(GetRaw(), hDC);
|
|
hDC = NULL;
|
|
}
|
|
else {
|
|
// No DC, no widget.
|
|
DestroyWidget();
|
|
return;
|
|
}
|
|
}
|
|
else if(GetContext()->IsPureDCContext()) {
|
|
// Printing representation.
|
|
}
|
|
}
|
|
}
|
|
|
|
// Copy the current data out of the layout struct into the form
|
|
// widget, or mark that you should represent using the current data.
|
|
void CFormButton::UseCurrentData()
|
|
{
|
|
// Detect the context type for further action.
|
|
if(GetContext()) {
|
|
if(GetContext()->IsWindowContext()) {
|
|
if(m_pWidget) {
|
|
// Just set it to the value if present.
|
|
// No real concept of current or default data in a button yet.
|
|
char *pData = NULL;
|
|
if(GetElementMinimalData()) {
|
|
pData = (char *)GetElementMinimalData()->value;
|
|
}
|
|
if(pData && GetRaw()) {
|
|
::SetWindowText(GetRaw(), pData);
|
|
}
|
|
}
|
|
}
|
|
else if(GetContext()->IsPureDCContext()) {
|
|
// Do some printing specific stuff here...
|
|
}
|
|
}
|
|
}
|
|
|
|
// Copy the default data out of the layout struct into the form
|
|
// widget, or mark that you should represent using the default data.
|
|
void CFormButton::UseDefaultData()
|
|
{
|
|
// Detect the context type for further action.
|
|
if(GetContext()) {
|
|
if(GetContext()->IsWindowContext()) {
|
|
if(m_pWidget) {
|
|
// Just set it to the value if present.
|
|
// No real concept of current or default data in a button yet.
|
|
char *pData = NULL;
|
|
if(GetElementMinimalData()) {
|
|
pData = (char *)GetElementMinimalData()->value;
|
|
}
|
|
if(pData && GetRaw()) {
|
|
::SetWindowText(GetRaw(), pData);
|
|
}
|
|
}
|
|
}
|
|
else if(GetContext()->IsPureDCContext()) {
|
|
// Do some printing specific stuff here...
|
|
}
|
|
}
|
|
}
|
|
|
|
// Fill in the layout size information in the layout struct regarding
|
|
// the dimensions of the widget.
|
|
void CFormButton::FillSizeInfo()
|
|
{
|
|
// Detect the context type for further action.
|
|
if(GetContext() && GetElement()) {
|
|
if(GetContext()->IsWindowContext()) {
|
|
if(GetRaw()) {
|
|
// Determine our window position.
|
|
CRect crWidget;
|
|
::GetWindowRect(GetRaw(), crWidget);
|
|
|
|
// This is a recreation of csz.cy in CreateWidget.
|
|
int32 csz_cy = 2 * crWidget.Height() / 3;
|
|
|
|
// Munge return coordinates a little for
|
|
// layout.
|
|
GetElement()->width = crWidget.Width();
|
|
GetElement()->height = crWidget.Height();
|
|
GetElement()->baseline = crWidget.Height() - csz_cy / 4 - 1;
|
|
}
|
|
else {
|
|
// Widget not present, give layout nothing.
|
|
GetElement()->width = 0;
|
|
GetElement()->height = 0;
|
|
GetElement()->baseline = 0;
|
|
}
|
|
}
|
|
else if(GetContext()->IsPureDCContext()) {
|
|
CDCCX *pCX = VOID2CX(GetContext(), CDCCX);
|
|
HDC pDC = pCX->GetAttribDC();
|
|
|
|
// Size the Button text.
|
|
int32 lWidth = 0;
|
|
int32 lHeight = 0;
|
|
int32 lBaseline = 0;
|
|
if(pDC) {
|
|
char *pData = NULL;
|
|
if(GetElementMinimalData()) {
|
|
pData = (char *)GetElementMinimalData()->value;
|
|
}
|
|
if(pData && *pData) {
|
|
// Size the text.
|
|
CyaFont *pMyFont;
|
|
pCX->SelectNetscapeFont( pDC, GetTextAttr(), pMyFont );
|
|
if (pMyFont) {
|
|
SIZE csz;
|
|
CIntlWin::GetTextExtentPointWithCyaFont(pMyFont,
|
|
INTL_GetCSIWinCSID(LO_GetDocumentCharacterSetInfo(GetContext()->GetContext())),
|
|
pDC, pData, XP_STRLEN(pData), &csz);
|
|
|
|
// Give some extra room.
|
|
// We'll need to know how to undo this in the display routine.
|
|
lWidth = 3 * csz.cx / 2;
|
|
lHeight = 3 * csz.cy / 2;
|
|
|
|
// Check and see if we should use preset sizes
|
|
if (GetElement()->width > lWidth) {
|
|
lWidth = GetElement()->width;
|
|
}
|
|
if (GetElement()->height > lHeight) {
|
|
lHeight = GetElement()->height;
|
|
}
|
|
|
|
lBaseline = lHeight - csz.cy / 4 - pCX->Pix2TwipsY(1);
|
|
pCX->ReleaseNetscapeFont( pDC, pMyFont );
|
|
}
|
|
}
|
|
|
|
// Done with the DC.
|
|
pCX->ReleaseContextDC(pDC);
|
|
}
|
|
|
|
// Fill in the layout information.
|
|
GetElement()->width = lWidth;
|
|
GetElement()->height = lHeight;
|
|
GetElement()->baseline = lBaseline;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Copy the current data out of the form element back into the
|
|
// layout struct.
|
|
void CFormButton::UpdateCurrentData(BOOL bSubmit)
|
|
{
|
|
// There is literally no data to update for this element type right now.
|
|
// Perhaps one day....
|
|
if(GetContext()) {
|
|
if(GetContext()->IsWindowContext()) {
|
|
if(m_pWidget) {
|
|
}
|
|
else {
|
|
}
|
|
}
|
|
else if(GetContext()->IsPureDCContext()) {
|
|
// Do some printing specific stuff here...
|
|
}
|
|
}
|
|
}
|
|
|
|
HWND CFormButton::GetRaw()
|
|
{
|
|
return(m_pWidget ? m_pWidget->m_hWnd : NULL);
|
|
}
|