gecko-dev/cmd/macfe/prefs/CMenuTable.cp
1998-06-23 01:36:59 +00:00

528 lines
15 KiB
C++

/* -*- 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.
*/
#ifdef PowerPlant_PCH
#include PowerPlant_PCH
#endif
#include "CMenuTable.h"
#include <Menus.h>
#include <UDrawingUtils.h>
#include <UTextTraits.h>
#include <LTableMonoGeometry.h>
#include <LTableSingleSelector.h>
#include <LTableArrayStorage.h>
#include <LDropFlag.h>
//#include <QAP_Assist.h>
#include "CPrefsMediator.h"
#pragma options align= packed
struct CellData
{
MessageT message;
Str255 label;
};
#pragma options align=reset
//----------------------------------------------------------------------------------------
CMenuTable::CMenuTable(LStream *inStream)
: LTextHierTable(inStream)
//, CQAPartnerTableMixin(this)
//----------------------------------------------------------------------------------------
{
*inStream >> mLeafTextTraits;
*inStream >> mParentTextTraits;
*inStream >> mFirstIndent;
*inStream >> mLevelIndent;
*inStream >> mMenuID;
}
//----------------------------------------------------------------------------------------
CMenuTable::~CMenuTable()
//----------------------------------------------------------------------------------------
{
}
//-----------------------------------
void CMenuTable::AddTableLabels(
TableIndexT &currentRow,
ResIDT menuID,
Boolean firstLevel)
// Recursive. Adds table entries by using a hierarchical menu structure.
//-----------------------------------
{
MenuHandle hMenu = nil;
Int16** theMcmdH = nil;
try
{
hMenu = ::GetMenu(menuID);
ThrowIfResFail_(hMenu);
short iItemCnt = ::CountMItems(hMenu);
theMcmdH = (Int16**)::GetResource('Mcmd', menuID);
ThrowIfResFail_(theMcmdH);
if (**theMcmdH != iItemCnt)
{
ReleaseResource((Handle)theMcmdH);
theMcmdH = nil;
throw((OSErr)resNotFound);
}
StHandleLocker hl((Handle)theMcmdH);
MessageT* messages = (MessageT *)(*theMcmdH + 1);
// There does not seem to be a way to add a row that is at a higher
// level than the one immediately preceding it. For this reason we
// must make two pass through the labels. The first pass creates all of
// the rows for a given level and the next pass adds the children.
int menuItem;
TableIndexT currentRowSaved = currentRow;
for (menuItem = 1; menuItem <= iItemCnt; ++menuItem)
{
CellData theData;
::GetMenuItemText(hMenu, menuItem, theData.label);
if (messages)
theData.message = messages[menuItem - 1];
else
theData.message = 0;
short cmdChar;
::GetItemCmd(hMenu, menuItem, &cmdChar);
Boolean hasSubMenus = (hMenuCmd == cmdChar);
if (!firstLevel && (1 == menuItem))
{
InsertChildRows( 1, currentRow++, &theData,
sizeof(MessageT) + theData.label[0] + 1,
hasSubMenus, false);
}
else
{
InsertSiblingRows( 1, currentRow++, &theData,
sizeof(MessageT) + theData.label[0] + 1,
hasSubMenus, false);
}
}
currentRow = currentRowSaved;
for (menuItem = 1; menuItem <= iItemCnt; ++menuItem)
{
short cmdChar;
::GetItemCmd(hMenu, menuItem, &cmdChar);
Boolean hasSubMenus = (hMenuCmd == cmdChar);
++currentRow;
if (hasSubMenus)
{
short markChar;
::GetItemMark(hMenu, menuItem, &markChar);
// AddTableLabels(currentRow, markChar & 0x0F, false);
AddTableLabels(currentRow, markChar, false);
}
}
}
catch(...)
{
if (hMenu)
ReleaseResource((Handle)hMenu);
if (theMcmdH)
ReleaseResource((Handle)theMcmdH);
throw;
}
if (hMenu)
ReleaseResource((Handle)hMenu);
if (theMcmdH)
ReleaseResource((Handle)theMcmdH);
}
//----------------------------------------------------------------------------------------
void CMenuTable::FinishCreate()
//----------------------------------------------------------------------------------------
{
// geometry
SDimension16 tableSize;
GetFrameSize(tableSize);
StTextState ts;
UTextTraits::SetPortTextTraits(mParentTextTraits);
FontInfo fi;
::GetFontInfo(&fi);
Uint16 height = fi.ascent + fi.descent + fi.leading + 1;
// the height should never be less than 12
height = height > 12? height: 12;
LTableMonoGeometry *theGeometry =
new LTableMonoGeometry( this,
tableSize.width,
fi.ascent + fi.descent + fi.leading + 1);
SetTableGeometry(theGeometry);
// selector
LTableSingleSelector *theSelector =
new LTableSingleSelector(this);
SetTableSelector(theSelector);
// storage
LTableArrayStorage *theStorage =
new LTableArrayStorage(this, (unsigned long)0);
SetTableStorage(theStorage);
// rows and cols
InsertCols(1, 0, "", 0, false);
TableIndexT currentRow = 0;
AddTableLabels(currentRow, mMenuID);
UnselectAllCells();
}
//----------------------------------------------------------------------------------------
void CMenuTable::SelectionChanged()
//----------------------------------------------------------------------------------------
{
BroadcastMessage(msg_SelectionChanged, this);
}
//----------------------------------------------------------------------------------------
MessageT CMenuTable::GetSelectedMessage()
//----------------------------------------------------------------------------------------
{
MessageT result = 0;
STableCell theCell = GetFirstSelectedCell(); // we have only one
CellData theData;
unsigned long theSize = sizeof(theData);
if (theCell.row && theCell.col)
{
TableIndexT index;
CellToIndex(theCell, index);
index = GetWideOpenIndex(index);
STableCell expandedCell;
IndexToCell(index, expandedCell);
GetCellData(expandedCell, &theData, theSize);
if (theSize > sizeof(theData.message))
{
result = theData.message;
}
}
return result;
}
//----------------------------------------------------------------------------------------
TableIndexT CMenuTable::FindMessage( MessageT message )
// Returns Wide Open index
//----------------------------------------------------------------------------------------
{
TableIndexT index = 0;
CellData cellData;
STableCell cell(0,0);
unsigned long theSize = sizeof(cellData);
TableIndexT numberRows, numberCols;
GetWideOpenTableSize( numberRows, numberCols ) ;
for ( TableIndexT i = 1; i<= numberRows; i++ )
{
IndexToCell( i, cell );
GetCellData( cell , &cellData, theSize );
if ( cellData.message == message )
{
index = i;
break;
}
}
return index;
}
//----------------------------------------------------------------------------------------
void CMenuTable::DrawCell(
const STableCell &inCell,
const Rect &inLocalRect)
//----------------------------------------------------------------------------------------
{
TableIndexT woRow = mCollapsableTree->GetWideOpenIndex(inCell.row);
DrawDropFlag(inCell, woRow);
STableCell woCell(woRow, inCell.col);
CellData cellData;
Uint32 dataSize = sizeof(cellData);
GetCellData(woCell, &cellData, dataSize);
ResIDT textTraitsID = mLeafTextTraits;
if (mCollapsableTree->IsCollapsable(woRow)) {
textTraitsID = mParentTextTraits;
}
UTextTraits::SetPortTextTraits(textTraitsID);
Uint32 nestingLevel = mCollapsableTree->GetNestingLevel(woRow);
FontInfo fi;
::GetFontInfo(&fi);
Int16 height = inLocalRect.top +
(inLocalRect.bottom - inLocalRect.top) / 2 +
fi.ascent - ((fi.ascent + fi.descent) / 2);
MoveTo(inLocalRect.left + mFirstIndent + nestingLevel * mLevelIndent,
height);
DrawString(cellData.label);
}
//----------------------------------------------------------------------------------------
void CMenuTable::GetHiliteRgn(RgnHandle ioHiliteRgn)
// Pass back a Region containing the frames of all selected cells which
// are within the visible rectangle of the Table
//
// Caller must allocate space for the region
//----------------------------------------------------------------------------------------
{
::SetEmptyRgn(ioHiliteRgn); // Assume no visible selection
Rect visRect;
GetRevealedRect(visRect); // Check if Table is revealed
if (!::EmptyRect(&visRect)) {
PortToLocalPoint(topLeft(visRect));
PortToLocalPoint(botRight(visRect));
STableCell topLeftCell, botRightCell;
FetchIntersectingCells(visRect, topLeftCell, botRightCell);
RgnHandle cellRgn = ::NewRgn();
STableCell cell; // Loop thru all cells
for (cell.row = topLeftCell.row; cell.row <= botRightCell.row; cell.row++) {
for (cell.col = topLeftCell.col; cell.col <= botRightCell.col; cell.col++) {
if (CellIsSelected(cell)) {
Rect cellRect;
GetLocalCellRect(cell, cellRect);
cellRect.left += (mFirstIndent - 1);
::RectRgn(cellRgn, &cellRect);
::UnionRgn(ioHiliteRgn, cellRgn, ioHiliteRgn);
}
}
}
::DisposeRgn(cellRgn);
}
}
//----------------------------------------------------------------------------------------
void CMenuTable::HiliteSelection(
Boolean inActively,
Boolean inHilite)
// Draw or undraw hiliting for the current selection in either the
// active or inactive state
//----------------------------------------------------------------------------------------
{
STableCell theCell;
while (GetNextSelectedCell(theCell))
{
if (inActively) {
HiliteCellActively(theCell, inHilite);
} else {
HiliteCellInactively(theCell, inHilite);
}
}
}
//----------------------------------------------------------------------------------------
void CMenuTable::HiliteCellActively(const STableCell &inCell, Boolean /* inHilite */)
//----------------------------------------------------------------------------------------
{
Rect cellFrame;
if (GetLocalCellRect(inCell, cellFrame) && FocusExposed())
{
StColorPenState saveColorPen; // Preserve color & pen state
StColorPenState::Normalize();
UDrawingUtils::SetHiliteModeOn();
TableIndexT woRow = mCollapsableTree->GetWideOpenIndex(inCell.row);
Uint32 nestingLevel = mCollapsableTree->GetNestingLevel(woRow);
cellFrame.left += (mFirstIndent +nestingLevel*mLevelIndent );
::InvertRect(&cellFrame);
}
}
//----------------------------------------------------------------------------------------
void CMenuTable::HiliteCellInactively(const STableCell &inCell, Boolean /* inHilite */)
//----------------------------------------------------------------------------------------
{
Rect cellFrame;
if (GetLocalCellRect(inCell, cellFrame) && FocusExposed())
{
StColorPenState saveColorPen; // Preserve color & pen state
StColorPenState::Normalize();
TableIndexT woRow = mCollapsableTree->GetWideOpenIndex(inCell.row);
Uint32 nestingLevel = mCollapsableTree->GetNestingLevel(woRow);
cellFrame.left += (mFirstIndent +nestingLevel*mLevelIndent );
UDrawingUtils::SetHiliteModeOn();
::PenMode(srcXor);
::FrameRect(&cellFrame);
}
}
//----------------------------------------------------------------------------------------
void CMenuTable::ClickSelf(const SMouseDownEvent &inMouseDown)
//----------------------------------------------------------------------------------------
{
STableCell hitCell;
SPoint32 imagePt;
LocalToImagePoint(inMouseDown.whereLocal, imagePt);
if (GetCellHitBy(imagePt, hitCell))
{
// Before calling CPrefsPaneManager::CanSwitch() we should check to see
// if the click is on a different cell. (No point in calling CanSwitch()
// if we aren't going to switch.)
Boolean switchAllowed = true;
if (hitCell != GetFirstSelectedCell())
{
switchAllowed = CPrefsMediator::CanSwitch();
}
if (switchAllowed)
{
// Click is inside hitCell
// Check if click is inside DropFlag
TableIndexT woRow = mCollapsableTree->GetWideOpenIndex(hitCell.row);
Rect flagRect;
CalcCellFlagRect(hitCell, flagRect);
if (mCollapsableTree->IsCollapsable(woRow) &&
::PtInRect(inMouseDown.whereLocal, &flagRect))
{
// Click is inside DropFlag
FocusDraw();
Boolean expanded = mCollapsableTree->IsExpanded(woRow);
if (LDropFlag::TrackClick(flagRect, inMouseDown.whereLocal, expanded))
{
// Mouse released inside DropFlag
// so toggle the Row
if (inMouseDown.macEvent.modifiers & optionKey)
{
// OptionKey down means to do
// a deep collapse/expand
if (expanded)
{
DeepCollapseRow(woRow);
}
else
{
DeepExpandRow(woRow);
}
}
else
{ // Shallow collapse/expand
if (expanded)
{
CollapseRow(woRow);
}
else
{
ExpandRow(woRow);
}
}
}
}
if (ClickSelect(hitCell, inMouseDown))
{
// Click outside of the DropFlag
ClickCell(hitCell, inMouseDown);
}
} // else don't allow the selection to change
}
else
{ // Click is outside of any Cell
UnselectAllCells();
}
}
#pragma mark -
#if defined(QAP_BUILD)
//-----------------------------------
void CMenuTable::QapGetListInfo(PQAPLISTINFO pInfo)
//-----------------------------------
{
TableIndexT outRows, outCols, lcv;
if (pInfo == nil)
return;
GetWideOpenTableSize(outRows, outCols);
for (lcv = 0; lcv < outRows; lcv++)
{
if (IsCollapsable(lcv) && !IsExpanded(lcv))
{
ExpandRow(lcv);
}
}
// fetch vertical scrollbar Macintosh control
ControlHandle macVScroll = NULL;
LScroller *myScroller = dynamic_cast<LScroller *>(GetSuperView());
if (myScroller != NULL)
{
if (myScroller->GetVScrollbar() != NULL)
macVScroll = myScroller->GetVScrollbar()->GetMacControl();
}
pInfo->itemCount = (short)outRows;
pInfo->topIndex = 0;
pInfo->itemHeight = GetRowHeight(0);
pInfo->visibleCount = outRows;
pInfo->vScroll = macVScroll;
pInfo->isMultiSel = false;
pInfo->isExtendSel = false;
pInfo->hasText = true;
}
//-----------------------------------
Ptr CMenuTable::QapAddCellToBuf(Ptr pBuf, Ptr pLimit, const STableCell& sTblCell)
//-----------------------------------
{
char str[256];
short len = 0;
CellData theData;
UInt32 dataSize = sizeof(theData);
GetCellData(sTblCell, (void *)&theData, dataSize);
strncpy(str, (const char *)&theData.label[1], (short)theData.label[0]);
str[(short)theData.label[0]] = '\0';
len = strlen(str) + 1;
if (pBuf + sizeof(short) + len >= pLimit)
return NULL;
*(unsigned short *)pBuf = sTblCell.row - 1;
if (CellIsSelected(sTblCell))
*(unsigned short *)pBuf |= 0x8000;
pBuf += sizeof(short);
strcpy(pBuf, str);
pBuf += len;
return pBuf;
}
#endif //QAP_BUILD