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pjs/cmd/macfe/Composer/CColorPopup.cp

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/* -*- 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.
*/
// ===========================================================================
// CColorPopup.cp
// ===========================================================================
#include "CColorPopup.h"
#include "UGraphicGizmos.h"
#include "UGraphicsUtilities.h"
#include "CTargetedUpdateMenuRegistry.h"
#include "CEditView.h" // constant for menu string resource
#include "edt.h" // EDT calls
#include "prefapi.h"
#include "StSetBroadcasting.h"
#include "CBrowserContext.h" // MWContext
// prototypes
pascal void
colorPopupMDEFProc( short message, MenuHandle theMenu,
Rect *menuRect, Point hitPt, short *whichItem );
// functionality
static
void
colorPopupGetBox( Rect *menuRect, Rect *itemBox, short numItems, short theItem )
{
Rect box;
SetRect( itemBox, 0, 0, 0, 0 );
if ( theItem <= numItems )
{
if ( theItem == CColorPopup::CURRENT_COLOR_ITEM )
{
box.bottom = menuRect->bottom - CColorPopup::COLOR_FRAME_BORDER;
box.top = box.bottom - CColorPopup::COLOR_BOX_HEIGHT;
box.left = menuRect->left + CColorPopup::COLOR_FRAME_BORDER;
box.right = box.left + CColorPopup::COLOR_BOX_HEIGHT;
}
else if ( theItem == CColorPopup::DEFAULT_COLOR_ITEM )
{
box.bottom = menuRect->bottom - CColorPopup::COLOR_FRAME_BORDER
- CColorPopup::COLOR_BOX_HEIGHT;
box.top = box.bottom - CColorPopup::COLOR_BOX_HEIGHT;
box.left = menuRect->left + CColorPopup::COLOR_FRAME_BORDER;
box.right = box.left + CColorPopup::COLOR_BOX_HEIGHT;
}
else if ( theItem == CColorPopup::LAST_COLOR_PICKED_ITEM )
{
box.top = menuRect->top + CColorPopup::COLOR_FRAME_BORDER;
box.bottom = box.top + CColorPopup::COLOR_BOX_HEIGHT;
box.left = menuRect->left + CColorPopup::COLOR_FRAME_BORDER;
box.right = box.left + CColorPopup::COLOR_BOX_HEIGHT;
}
else
{
box.top = menuRect->top /* + CColorPopup::COLOR_FRAME_BORDER */ + CColorPopup::COLOR_HEX_DISPLAY_SIZE;
box.left = menuRect->left + CColorPopup::COLOR_FRAME_BORDER;
box.bottom = box.top + CColorPopup::COLOR_BOX_HEIGHT;
box.right = box.left + CColorPopup::COLOR_BOX_WIDTH;
while ( --theItem > 1 ) // 1 is # menuItems preceding color chip matrix
{
OffsetRect( &box, CColorPopup::COLOR_BOX_WIDTH, 0 );
if ( box.left >= menuRect->right - CColorPopup::COLOR_FRAME_BORDER )
{
box.left = menuRect->left + CColorPopup::COLOR_FRAME_BORDER;
box.right = box.left + CColorPopup::COLOR_BOX_WIDTH;
OffsetRect( &box, 0, CColorPopup::COLOR_BOX_HEIGHT );
}
}
}
*itemBox = box;
}
}
static
Boolean
colorPopupParseColor( Str255 menuStr, RGBColor *theColor )
{
Boolean foundColorFlag = false;
unsigned short part;
short loop;
theColor->red = theColor->green = theColor->blue = 0;
for ( loop = 1; loop <= (unsigned)menuStr[ 0 ] - 6; ++loop )
{
if ( menuStr[0] > 1
&& ( menuStr[ loop ] == CColorPopup::COLOR_CHIP_CHAR
|| menuStr[ loop ] == CColorPopup::LAST_COLOR_PICKED_CHAR
|| menuStr[ loop ] == CColorPopup::DEFAULT_COLOR_CHAR
|| menuStr[ loop ] == CColorPopup::CURRENT_COLOR_CHAR ) )
{
// Converting from ASCII to Hex
// This is BAD code...
part = menuStr[ loop + 1 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 1 ] - 'A' + 10;
theColor->red = part << 4;
part = menuStr[ loop + 2 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 2 ] - 'A' + 10;
theColor->red |= part;
theColor->red = theColor->red << 8;
part = menuStr[ loop + 3 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 3 ] - 'A' + 10;
theColor->green = part << 4;
part = menuStr[ loop + 4 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 4 ] - 'A' + 10;
theColor->green |= part;
theColor->green = theColor->green << 8;
part = menuStr[ loop + 5 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 5 ] - 'A' + 10;
theColor->blue = part << 4;
part = menuStr[ loop + 6 ] - '0';
if ( part > 9 )
part = menuStr[ loop + 6 ] - 'A' + 10;
theColor->blue |= part;
theColor->blue = theColor->blue << 8;
foundColorFlag = true;
break;
}
}
return foundColorFlag;
}
static
void
colorPopupDrawBox( MenuHandle theMenu, Rect *menuRect, short numItems )
{
Boolean wildcardFlag;
CIconHandle cicnHandle;
RGBColor theColor;
const RGBColor black = {0,0,0}, white = {0xFFFF,0xFFFF,0xFFFF};
Rect box;
Str255 menuStr;
short theItem;
for ( theItem = 1; theItem <= numItems; ++theItem )
{
menuStr[ 0 ] = 0;
GetMenuItemText( theMenu, theItem, menuStr );
wildcardFlag = ((menuStr[0] == 0x01 && menuStr[1] == CColorPopup::COLOR_PICKER_CHAR)) ? true : false;
colorPopupGetBox( menuRect, &box, numItems, theItem );
// text (if any)
int stringNum;
switch ( menuStr[1] )
{
default: stringNum = 0; break;
case CColorPopup::LAST_COLOR_PICKED_CHAR: stringNum = 20; break;
case CColorPopup::DEFAULT_COLOR_CHAR: stringNum = 21; break;
case CColorPopup::CURRENT_COLOR_CHAR: stringNum = 22; break;
}
if ( stringNum )
{
Point baseLinePoint;
baseLinePoint.v = box.top + CColorPopup::COLOR_BOX_HEIGHT - 4;
baseLinePoint.h = box.right + CColorPopup::COLOR_FRAME_BORDER;
Str255 menuItemStr;
menuItemStr[ 0 ] = 0;
::GetIndString( menuItemStr, CEditView::STRPOUND_EDITOR_MENUS, stringNum );
::RGBBackColor( &white );
::RGBForeColor( &black );
::MoveTo( baseLinePoint.h, baseLinePoint.v );
::DrawString( menuItemStr );
}
// draw color chip
if ( (true == wildcardFlag ) || (colorPopupParseColor( menuStr, &theColor ) == true))
{
::InsetRect( &box, 1, 1 );
::RGBForeColor( &black );
::MoveTo( box.left, box.bottom - 1 );
::LineTo( box.left, box.top );
::LineTo( box.right - 1, box.top );
#ifdef THREE_D_EFFECT_ON_COLOR_POPUP
::RGBForeColor( &white );
#endif
::LineTo( box.right - 1, box.bottom - 1 );
::LineTo( box.left, box.bottom - 1 );
if ( true == wildcardFlag )
{
RGBForeColor( &black );
if ( (cicnHandle = GetCIcon(11685)) != NULL )
{
// don't scale, plot into same size rect
Rect r = (**cicnHandle).iconPMap.bounds;
box.bottom = box.top + r.bottom - r.top;
box.right = box.left + r.right - r.left;
::PlotCIcon( &box, cicnHandle );
::DisposeCIcon( cicnHandle );
}
}
else
{
InsetRect( &box, 1, 1 );
RGBForeColor( &theColor );
PaintRect( &box );
::RGBForeColor( &black );
box.left += ( box.right-box.left ) / 2;
box.right = box.left;
box.top += ( box.bottom - box.top ) / 2;
box.bottom = box.top;
InsetRect( &box, -4, -4 );
}
}
}
}
static
void
colorPopupChooseColor( Rect *menuRect, Point hitPt,
short *whichItem, short numItems, RGBColor *backColor )
{
RGBColor aColor;
Rect box, oldBox;
short newItem = 0, loop;
colorPopupGetBox( menuRect, &oldBox, numItems, *whichItem );
if ( PtInRect( hitPt, menuRect ) )
{
for ( loop = 1; loop <= numItems; loop++ )
{
colorPopupGetBox( menuRect, &box, numItems, loop );
if ( PtInRect( hitPt, &box ) )
{
newItem = loop;
break;
}
}
if ( *whichItem != newItem )
{
// deselect old menu item, select new menu item
if ( *whichItem > 0 )
{
RGBForeColor( backColor );
FrameRect( &oldBox );
}
if ( newItem > 0 )
{
aColor.red = aColor.blue = aColor.green = 0;
RGBForeColor( &aColor );
FrameRect( &box );
}
#if COLOR_DISPLAY_TEXT
box = *menuRect;
box.top = box.bottom - COLOR_HEX_DISPLAY_SIZE;
EraseRect( &box );
if ( newItem > 0 )
{
menuStr[ 0 ] = 0;
GetMenuItemText( theMenu, newItem, menuStr );
if ( colorPopupParseColor( menuStr, &aColor ) == true )
{
if ( menuStr[ 0 ] )
{
// XXX should save/restore current font info, and set a particular (system?) font
MoveTo( box.left + ((box.right-box.left) / 2) - ( ::StringWidth(menuStr) / 2),
box.bottom - 4);
DrawString( menuStr );
}
}
}
#endif
*whichItem = newItem;
}
}
else if ( *whichItem > 0 )
{
// deselect old menu item
RGBForeColor( backColor );
FrameRect( &oldBox );
#if COLOR_DISPLAY_TEXT
box = *menuRect;
box.top = box.bottom - COLOR_HEX_DISPLAY_SIZE;
EraseRect( &box );
#endif
*whichItem = 0; // clear old item
}
}
pascal void
colorPopupMDEFProc(short message, MenuHandle theMenu,
Rect *menuRect, Point hitPt, short *whichItem)
{
if ( theMenu == NULL )
return;
PenState pnState;
RGBColor foreColor, backColor;
#if 0
Boolean growRowsFlag = false;
#endif
short numItems, numCols, numRows;
numItems = ::CountMItems( theMenu );
::GetPenState( &pnState );
::GetForeColor( &foreColor );
::PenNormal();
switch( message )
{
case mDrawMsg:
colorPopupDrawBox( theMenu, menuRect, numItems );
break;
case mChooseMsg:
::GetBackColor( &backColor );
colorPopupChooseColor( menuRect, hitPt, whichItem, numItems, &backColor );
::RGBBackColor( &backColor );
break;
case mSizeMsg:
// determine # of rows/cols needed
#if 0
if ( numItems > 0 )
{
numRows = numCols = 1;
while( numItems > (numRows * numCols) )
{
if ( growRowsFlag )
++numRows;
else
++numCols;
growRowsFlag = (!growRowsFlag);
}
}
#endif
#if 1
// hard code these for now
numRows = 10;
numCols = 10;
#endif
// why are the width and height backwards? If they are switched, the menu is wrong shape
(**theMenu).menuHeight = (numRows * CColorPopup::COLOR_BOX_HEIGHT) + (2 * CColorPopup::COLOR_FRAME_BORDER);
(**theMenu).menuWidth = (numCols * CColorPopup::COLOR_BOX_WIDTH) + CColorPopup::COLOR_FRAME_BORDER;
#if COLOR_DISPLAY_TEXT
(**theMenu).menuWidth += CColorPopup::COLOR_HEX_DISPLAY_SIZE;
#endif
break;
case mPopUpMsg:
::SetRect( menuRect, hitPt.v, hitPt.h,
hitPt.v + (**theMenu).menuWidth, hitPt.h + (**theMenu).menuHeight );
break;
/*
case mDrawItemMsg:
break;
case mCalcItemMsg:
break;
*/
}
::RGBForeColor( &foreColor );
SetPenState( &pnState );
}
// This class overrides CPatternButtonPopup to provide a popup menu which
// changes the descriptor based on the menu selection
// assumes left-justified text in DrawButtonTitle()
// ---------------------------------------------------------------------------
// <09> CColorPopup
// ---------------------------------------------------------------------------
// Stream-based ctor
CColorPopup::CColorPopup(LStream* inStream)
: CPatternButtonPopupText(inStream)
{
}
void CColorPopup::FinishCreateSelf()
{
LView *superview = NULL, *view = GetSuperView();
while ( view )
{
view = view->GetSuperView();
if ( view )
superview = view;
}
mEditView = (CEditView *)superview->FindPaneByID( CEditView::pane_ID );
mDoSetLastPickedPreference = false;
// need to Finish FinishCreateSelf to get menus set for retrieval
super::FinishCreateSelf();
// set the control by adjusting the menu and then getting the current color
// unfortunately, when this is called, the editView doesn't have an mwcontext
// so we can't query to find out what the current color is to set it properly
}
void
CColorPopup::InitializeCurrentColor()
{
MenuHandle menuh;
menuh = GetMenu()->GetMacMenuH();
MWContext *mwcontext;
if ( mEditView )
mwcontext = mEditView->GetNSContext()
? mEditView->GetNSContext()->operator MWContext*()
: NULL;
else
mwcontext = NULL;
char colorstr[9];
LO_Color color;
Boolean isColorFound = false;
// first try to get the color out of the character data
EDT_CharacterData* chardata;
chardata = EDT_GetCharacterData( mwcontext );
if ( chardata && chardata->pColor )
{
isColorFound = true;
color = *chardata->pColor;
XP_SPRINTF( &colorstr[2], "%02X%02X%02X", color.red, color.green, color.blue);
}
if ( chardata )
EDT_FreeCharacterData( chardata );
// if we still haven't found it, let's try the page data
if ( !isColorFound )
{
EDT_PageData *pagedata = EDT_GetPageData( mwcontext );
if ( pagedata && pagedata->pColorText )
{
isColorFound = true;
color = *pagedata->pColorText;
XP_SPRINTF( &colorstr[2], "%02X%02X%02X", color.red, color.green, color.blue);
}
if ( pagedata )
EDT_FreePageData( pagedata );
}
// if we still haven't found the color, get the browser preference
if ( !isColorFound )
{
// editor.text_color
int iSize = 9;
int result = PREF_GetCharPref( "browser.foreground_color", &colorstr[1], &iSize );
if ( result != PREF_NOERROR )
colorstr[1] = 0; // zero string if error is encountered
}
colorstr[1] = CURRENT_COLOR_CHAR; // put in leading character
colorstr[0] = strlen( &colorstr[1] );
::SetMenuItemText( menuh, CURRENT_COLOR_ITEM, (unsigned char *)&colorstr );
// set descriptor of control
if ( GetValue() == CURRENT_COLOR_ITEM )
{
SetDescriptor( (const unsigned char *)colorstr );
Refresh(); // inval the control's visible pane area
}
}
// ---------------------------------------------------------------------------
// <09> AdjustMenuContents
// ---------------------------------------------------------------------------
// Set last color picked (first item).
void
CColorPopup::AdjustMenuContents()
{
MenuHandle menuh;
menuh = GetMenu()->GetMacMenuH();
// initialize last color picked
char colorstr[9];
int iSize = 9;
int result;
// note hack to avoid converting c-string to p-string
result = PREF_GetCharPref( "editor.last_color_used", &colorstr[1], &iSize );
if ( result == PREF_NOERROR )
{
colorstr[1] = LAST_COLOR_PICKED_CHAR; // replace '#' with '<'
colorstr[0] = strlen( &colorstr[1] );
::SetMenuItemText( menuh, LAST_COLOR_PICKED_ITEM, (unsigned char *)&colorstr );
}
// initialize the default color
result = PREF_GetCharPref( "browser.foreground_color", &colorstr[1], &iSize );
if ( result == PREF_NOERROR )
{
colorstr[1] = DEFAULT_COLOR_CHAR; // replace '#' with '<'
colorstr[0] = strlen( &colorstr[1] );
::SetMenuItemText( menuh, DEFAULT_COLOR_ITEM, (unsigned char *)&colorstr );
}
// initialize the current color
InitializeCurrentColor();
}
void CColorPopup::HandlePopupMenuSelect( Point inPopupLoc, Int16 inCurrentItem,
Int16& outMenuID, Int16& outMenuItem )
{
super::HandlePopupMenuSelect( inPopupLoc, inCurrentItem, outMenuID, outMenuItem );
// check if we need to set the preference here...
mDoSetLastPickedPreference = ( outMenuID && outMenuItem != DEFAULT_COLOR_ITEM );
}
void CColorPopup::SetValue(Int32 inValue)
{
if ( inValue == 0 )
inValue = CURRENT_COLOR_ITEM;
Boolean shouldBroadcast;
// Handle color picker item special
if ( inValue == COLOR_PICKER_ITEM )
{
mValue = inValue; // Store new value to broadcast it
BroadcastValueMessage(); // Inform Listeners of value change
inValue = CURRENT_COLOR_ITEM; // Reset value to current color
shouldBroadcast = false; // Already broadcast above; don't do again
}
else
shouldBroadcast = IsBroadcasting();
// broadcast only if it's not a color picker item (handled above)
StSetBroadcasting setBroadcasting( this, shouldBroadcast );
super::SetValue( inValue );
}
// ---------------------------------------------------------------------------
// <09> HandleNewValue
// ---------------------------------------------------------------------------
// Hook for handling value changes. Called by SetValue.
// Note that the setting of the new value is done by CPatternButtonPopup::SetValue.
// Therefore, GetValue() will still return the old value here, so the old value is
// still available in this method.
Boolean
CColorPopup::HandleNewValue(Int32 inNewValue)
{
Str255 str;
MenuHandle menuh;
menuh = GetMenu()->GetMacMenuH();
::GetMenuItemText ( menuh, inNewValue, str );
if ( str[1] != COLOR_PICKER_CHAR )
SetDescriptor( str );
if ( mDoSetLastPickedPreference
&& str[1] != LAST_COLOR_PICKED_CHAR && str[1] != COLOR_PICKER_CHAR )
{
mDoSetLastPickedPreference = false;
// skip over any text which might preceed color
int index;
for ( index = 1; index <= str[0]
&& str[index] != LAST_COLOR_PICKED_CHAR
&& str[index] != COLOR_CHIP_CHAR
&& str[index] != COLOR_PICKER_CHAR
&& str[index] != DEFAULT_COLOR_CHAR
&& str[index] != CURRENT_COLOR_CHAR; ++index )
;
if ( index + 7 < str[0] )
str[index + 7] = 0; // null terminate after symbol + 6chars of color
str[ index ] = COLOR_CHIP_CHAR; // prefs assume #-format color
p2cstr( str );
int result;
result = PREF_SetCharPref( "editor.last_color_used", (char *)&str[index-1] );
// skip past initial symbol; index-1 since now c-string
}
return false;
}
const Int16 cPopupArrowHeight = 5; // height of the arrow
const Int16 cPopupArrowWidth = 9; // widest width of the arrow
void
CColorPopup::DrawButtonContent(void)
{
CPatternButtonPopupText::DrawButtonContent();
DrawPopupArrow();
}
void
CColorPopup::DrawButtonTitle(void)
{
}
void
CColorPopup::DrawButtonGraphic(void)
{
ResIDT theSaveID = GetGraphicID();
ResIDT theNewID = theSaveID;
RGBColor foreColor, theColor;
const RGBColor black={0,0,0};
Int32 theValue = GetValue();
if (theValue > 0)
{
if ( theValue == COLOR_PICKER_ITEM )
theValue = CURRENT_COLOR_ITEM;
if (GetMenuItemRGBColor((short)theValue, &theColor) == true)
{
CButton::CalcGraphicFrame();
InsetRect(&mCachedGraphicFrame, (mCachedGraphicFrame.right-mCachedGraphicFrame.left-12)/2,
(mCachedGraphicFrame.bottom-mCachedGraphicFrame.top-12)/2);
::GetForeColor(&foreColor);
::RGBForeColor(&black);
::FrameRect(&mCachedGraphicFrame);
::RGBForeColor(&foreColor);
::InsetRect(&mCachedGraphicFrame,1,1);
::RGBForeColor(&theColor);
::PaintRect(&mCachedGraphicFrame);
}
else
theValue = CURRENT_COLOR_ITEM; // not sure this is the right thing;
// it'd be nice if GetMenuItemRGBColor always returned true
}
}
void
CColorPopup::DrawPopupArrow(void)
{
Rect theFrame;
CalcLocalFrameRect(theFrame);
Int16 width = theFrame.right - theFrame.left;
Int16 height = theFrame.bottom - theFrame.top;
theFrame.top += ((height - cPopupArrowHeight) / 2);
theFrame.left = theFrame.right - cPopupArrowWidth - 7;
theFrame.right = theFrame.left + cPopupArrowWidth - 1;
theFrame.bottom = theFrame.top + cPopupArrowHeight - 1;
// check if we have moved past the right edge of the button
// if so, adjust it back to the right edge of the button
if ( theFrame.right > mCachedButtonFrame.right - 4 )
{
theFrame.right = mCachedButtonFrame.right - 4;
theFrame.left = theFrame.right - cPopupArrowWidth - 1;
}
UGraphicGizmos::DrawPopupArrow(
theFrame,
IsEnabled(),
IsActive(),
IsTrackInside());
}
#pragma mark -
// always call ProcessCommandStatus for popup menus which can change values
void
CColorPopup::HandleEnablingPolicy()
{
LCommander* theTarget = LCommander::GetTarget();
MessageT buttonCommand = GetValueMessage();
Boolean enabled = false;
Boolean usesMark = false;
Str255 outName;
Char16 outMark;
if (!CTargetedUpdateMenuRegistry::UseRegistryToUpdateMenus() ||
CTargetedUpdateMenuRegistry::CommandInRegistry(buttonCommand))
{
if (!IsActive() || !IsVisible())
return;
if (!theTarget)
return;
CPatternButtonPopup::HandleEnablingPolicy();
if (buttonCommand)
theTarget->ProcessCommandStatus(buttonCommand, enabled, usesMark, outMark, outName);
}
CPatternButtonPopup::Enable();
}
Boolean
CColorPopup::GetMenuItemRGBColor(short menuItem, RGBColor *theColor)
{
Str255 str;
MenuHandle menuh;
Boolean colorFoundFlag;
menuh = GetMenu()->GetMacMenuH();
::GetMenuItemText( menuh, menuItem, str );
colorFoundFlag = colorPopupParseColor( str, theColor );
return colorFoundFlag;
}
short
CColorPopup::GetMenuItemFromRGBColor(RGBColor *theColor)
{
MenuHandle menuh;
RGBColor tempColor;
Str255 str;
short loop,numItems,retVal=CURRENT_COLOR_ITEM; // return current color if not found
if ((menuh = GetMenu()->GetMacMenuH()) != NULL)
{
numItems = ::CountMItems(menuh);
for (loop=1; loop<= numItems; loop++)
{
::GetMenuItemText( menuh, loop, str);
if (colorPopupParseColor(str, &tempColor) == true)
{
if ((tempColor.red == theColor->red) && (tempColor.blue == theColor->blue) && (tempColor.green == theColor->green))
{
retVal = loop;
break;
}
}
}
}
return retVal;
}
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