home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Aminet 44
/
Aminet 44 (2001)(GTI - Schatztruhe)[!][Aug 2001].iso
/
Aminet
/
dev
/
gui
/
gtlayout.lha
/
Source
/
LTP_LayoutGroup.c
< prev
next >
Wrap
C/C++ Source or Header
|
1999-01-03
|
18KB
|
735 lines
/*
** GadTools layout toolkit
**
** Copyright © 1993-1999 by Olaf `Olsen' Barthel
** Freely distributable.
**
** :ts=4
*/
#ifndef _GTLAYOUT_GLOBAL_H
#include "gtlayout_global.h"
#endif
#include "Assert.h"
VOID
LTP_LayoutGroup(LayoutHandle *Handle,ObjectNode *Group)
{
if(!Handle->Failed)
{
ObjectNode *Node;
ObjectNode *ReturnKey;
ObjectNode *EscKey;
ObjectNode *CursorKey;
ObjectNode *TabKey;
ObjectNode *ActiveString;
LONG Left;
LONG Top;
LONG Width;
LONG Height;
LONG MaxWidth;
LONG MaxHeight;
BOOL DefaultCorrection;
Left = 0;
Top = 0;
ReturnKey = NULL;
EscKey = NULL;
CursorKey = NULL;
TabKey = NULL;
ActiveString = NULL;
DefaultCorrection = FALSE;
MaxWidth = 0;
MaxHeight = 0;
SCANGROUP(Group,Node)
{
LTP_DetermineSize(Handle,Node);
switch(Node->Type)
{
case BUTTON_KIND:
if(Node->Special.Button.ReturnKey)
ReturnKey = Node;
else
{
if(Node->Special.Button.EscKey)
EscKey = Node;
}
DefaultCorrection |= Node->Special.Button.DefaultCorrection;
break;
case CYCLE_KIND:
if(Node->Special.Cycle.TabKey)
TabKey = Node;
break;
#ifdef DO_POPUP_KIND
{
case POPUP_KIND:
if(Node->Special.Popup.TabKey)
TabKey = Node;
break;
}
#endif
#ifdef DO_TAB_KIND
{
case TAB_KIND:
if(Node->Special.Tab.TabKey)
TabKey = Node;
break;
}
#endif
case MX_KIND:
if(Node->Special.Radio.TabKey)
TabKey = Node;
break;
case PASSWORD_KIND:
case STRING_KIND:
case FRACTION_KIND:
if(Node->Special.String.Activate)
ActiveString = Node;
break;
case INTEGER_KIND:
if(Node->Special.Integer.Activate)
ActiveString = Node;
break;
case LISTVIEW_KIND:
if(Node->Special.List.CursorKey)
CursorKey = Node;
break;
#ifdef DO_TEXTEDIT_KIND
{
case TEXTEDIT_KIND:
if(Node->Special.TextEdit.Activate)
ActiveString = Node;
break;
}
#endif /* DO_TEXTEDIT_KIND */
}
if(Node->Width > MaxWidth)
MaxWidth = Node->Width;
if(Node->Height > MaxHeight)
MaxHeight = Node->Height;
}
if(ReturnKey || DefaultCorrection)
{
SCANGROUP(Group,Node)
{
#ifdef OLD_STYLE_DEFAULT_KEY
{
Node->GroupIndent = TRUE;
Node->Width += 4 + 4;
Node->Height += 2 + 2;
}
#else
{
Node->Width += 1 + 1;
Node->Height += 1 + 1;
}
#endif
if(Node->Width > MaxWidth)
MaxWidth = Node->Width;
if(Node->Height > MaxHeight)
MaxHeight = Node->Height;
}
}
if(Group->Special.Group.SameSize)
{
SCANGROUP(Group,Node)
{
if(Node->Width < MaxWidth && Node->Type != YBAR_KIND && Node->Type != CHECKBOX_KIND)
{
if(Node->Type == GROUP_KIND)
{
if(!Node->Special.Group.NoIndent)
{
if(Node->Special.Group.AlignRight)
Node->Special.Group.ExtraLeft += MaxWidth - Node->Width;
else
Node->Special.Group.ExtraLeft += (MaxWidth - Node->Width) / 2;
}
}
Node->Width = MaxWidth;
}
if(Node->Height < MaxHeight && Node->Type != XBAR_KIND && Node->Type != CHECKBOX_KIND)
{
if(Node->Type == GROUP_KIND && !Node->Special.Group.NoIndent)
Node->Special.Group.ExtraTop += (MaxHeight - Node->Height) / 2;
Node->Height = MaxHeight;
}
}
}
if(Group->Special.Group.Horizontal)
{
LONG x,y,w,MaxTop = 0,MaxWidth = 0,MaxHeight = 0,Count = 0;
if(Group->Node.mln_Pred->mln_Pred && Group->Special.Group.LastAttributes)
{
ObjectNode *LastGroup = (ObjectNode *)Group->Node.mln_Pred;
MaxTop = LastGroup->Special.Group.MaxOffset;
MaxHeight = LastGroup->Special.Group.MaxSize;
}
SCANGROUP(Group,Node)
{
if(!LIKE_STRING_KIND(Node) || Node->Special.String.LinkID == -1)
{
if(!Group->Special.Group.Paging && Count++)
{
if(Node->ExtraSpace > 0)
x = Left + Node->ExtraSpace * Handle->InterWidth;
else
{
if(Node->ExtraSpace < 0)
x = Left - Node->ExtraSpace;
else
x = Left + Node->LayoutSpace * Handle->InterWidth;
}
}
else
x = Left;
y = Top;
w = Node->Width;
switch(Node->LabelPlace)
{
case PLACE_LEFT:
if(Node->Type == MX_KIND)
{
x += Node->Special.Radio.LabelWidth + INTERWIDTH;
if(Node->Label)
{
if(Node->Special.Radio.TitlePlace == PLACETEXT_LEFT)
x += Node->LabelWidth + INTERWIDTH;
else
w += INTERWIDTH + Node->LabelWidth;
}
}
else
{
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
x += Node->LabelWidth + INTERWIDTH;
}
break;
case PLACE_RIGHT:
if(Node->Type == MX_KIND)
{
w += INTERWIDTH + Node->Special.Radio.LabelWidth;
if(Node->Label)
{
if(Node->Special.Radio.TitlePlace == PLACETEXT_LEFT)
x += Node->LabelWidth + INTERWIDTH;
else
w += INTERWIDTH + Node->LabelWidth;
}
}
else
{
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
w += INTERWIDTH + Node->LabelWidth;
}
break;
case PLACE_ABOVE:
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
{
if(Node->Type == LISTVIEW_KIND && Node->Special.List.TextAttr && Node->Special.List.FlushLabelLeft)
y += Node->Special.List.FixedGlyphHeight + INTERHEIGHT;
else
y += Handle->GlyphHeight + INTERHEIGHT;
}
break;
}
if(Node->Type == SLIDER_KIND)
{
if(Node->Special.Slider.LevelPlace == PLACETEXT_RIGHT && Node->Special.Slider.LevelFormat)
w += INTERWIDTH + Node->Special.Slider.LevelWidth;
if(Node->Special.Slider.LevelPlace == PLACETEXT_LEFT && Node->LabelPlace != PLACE_LEFT && Node->Special.Slider.LevelFormat)
x += INTERWIDTH + Node->Special.Slider.LevelWidth;
}
#ifdef DO_LEVEL_KIND
{
if(Node->Type == LEVEL_KIND)
{
if(Node->Special.Level.LevelFormat != NULL)
{
if(Node->Special.Level.LevelPlace == PLACETEXT_RIGHT)
w += INTERWIDTH + Node->Special.Level.MaxLevelWidth;
if(Node->Special.Level.LevelPlace == PLACETEXT_LEFT && Node->LabelPlace != PLACE_LEFT)
x += INTERWIDTH + Node->Special.Level.MaxLevelWidth;
}
}
}
#endif /* DO_LEVEL_KIND */
if(Node->Type == LISTVIEW_KIND && Node->Special.List.ExtraLabelWidth)
x += Node->Special.List.ExtraLabelWidth + INTERWIDTH;
if(y > MaxTop)
MaxTop = y;
if(Node->Height > MaxHeight)
MaxHeight = Node->Height;
if(Node->LabelPlace == PLACE_BELOW && Node->Label)
{
LONG Height;
if(Node->Type == LISTVIEW_KIND && Node->Special.List.TextAttr && Node->Special.List.FlushLabelLeft)
Height = Node->Height + INTERHEIGHT + Node->Special.List.FixedGlyphHeight;
else
Height = Node->Height + INTERHEIGHT + Handle->GlyphHeight;
if(Height > MaxHeight)
MaxHeight = Height;
}
else
{
if(Node->Height > MaxHeight)
MaxHeight = Node->Height;
}
if(x + w > MaxWidth)
MaxWidth = x+w;
Node->Left = x;
if(!Group->Special.Group.Paging)
Left = x + w;
}
}
SCANGROUP(Group,Node)
{
if(!LIKE_STRING_KIND(Node) || Node->Special.String.LinkID == -1)
{
Node->Top = MaxTop;
if(Node->Type == GROUP_KIND)
Node->Special.Group.ExtraTop += MaxTop - Top;
if(Node->Height < MaxHeight)
{
register BOOL CanChangeHeight;
#ifdef DO_BOOPSI_KIND
{
CanChangeHeight = (BOOL)( (Node->Type == PALETTE_KIND && !Node->Special.Palette.UsePicker) ||
(Node->Type == LISTVIEW_KIND) ||
(Node->Type == BOOPSI_KIND && !Node->Special.BOOPSI.ExactHeight)
);
}
#else
{
CanChangeHeight = (BOOL)( (Node->Type == PALETTE_KIND && !Node->Special.Palette.UsePicker) ||
(Node->Type == LISTVIEW_KIND)
);
}
#endif /* DO_BOOPSI_KIND */
if(CanChangeHeight)
{
Node->Height = MaxHeight;
}
else
{
if(Node->Type == GROUP_KIND)
{
if(Node->Special.Group.Spread)
{
LTP_Spread(Handle,Node,Node->Width,MaxHeight);
}
else
{
if(!Node->Special.Group.NoIndent)
Node->Special.Group.ExtraTop += (MaxHeight - Node->Height) / 2; /* !FIX! */
}
Node->Height = MaxHeight;
}
}
}
}
}
Group->Special.Group.MaxOffset = MaxTop;
Group->Special.Group.MaxSize = MaxHeight;
if(Group->Special.Group.Paging)
Width = MaxWidth;
else
Width = Left;
Height = MaxTop + MaxHeight;
}
else
{
LONG x,y,w,MaxLeft = 0,MaxWidth = 0,MaxHeight = 0,Count = 0;
if(Group->Node.mln_Pred->mln_Pred && Group->Special.Group.LastAttributes)
{
ObjectNode *LastGroup = (ObjectNode *)Group->Node.mln_Pred;
MaxLeft = LastGroup->Special.Group.MaxOffset;
MaxWidth = LastGroup->Special.Group.MaxSize;
}
SCANGROUP(Group,Node)
{
if(!LIKE_STRING_KIND(Node) || Node->Special.String.LinkID == -1)
{
if(!Group->Special.Group.Paging && Count++)
{
if(Node->ExtraSpace > 0)
y = Top + Node->ExtraSpace * Handle->InterHeight;
else
{
if(Node->ExtraSpace < 0)
y = Top - Node->ExtraSpace;
else
y = Top + Node->LayoutSpace * Handle->InterHeight;
}
}
else
y = Top;
w = Node->Width;
x = Left;
switch(Node->LabelPlace)
{
case PLACE_LEFT:
if(Node->Type == MX_KIND)
{
x += Node->Special.Radio.LabelWidth + INTERWIDTH;
if(Node->Label)
{
if(Node->Special.Radio.TitlePlace == PLACETEXT_LEFT)
x += Node->LabelWidth + INTERWIDTH;
}
}
else
{
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
x += Node->LabelWidth + INTERWIDTH;
}
break;
case PLACE_RIGHT:
if(Node->Type == MX_KIND)
{
w += INTERWIDTH + Node->Special.Radio.LabelWidth;
if(Node->Label)
{
if(Node->Special.Radio.TitlePlace == PLACETEXT_LEFT)
x += Node->LabelWidth + INTERWIDTH;
else
w += INTERWIDTH + Node->LabelWidth;
}
}
else
{
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
w += INTERWIDTH + Node->LabelWidth;
}
break;
case PLACE_ABOVE:
if(Node->Label || (Node->Type == BOX_KIND && Node->Special.Box.Labels))
{
if(Node->Type == LISTVIEW_KIND && Node->Special.List.TextAttr && Node->Special.List.FlushLabelLeft)
y += Node->Special.List.FixedGlyphHeight + INTERHEIGHT;
else
y += Handle->GlyphHeight + INTERHEIGHT;
}
break;
}
if(Node->Type == SLIDER_KIND)
{
if(Node->Special.Slider.LevelPlace == PLACETEXT_RIGHT && Node->Special.Slider.LevelFormat)
w += INTERWIDTH + Node->Special.Slider.LevelWidth;
if(Node->Special.Slider.LevelPlace == PLACETEXT_LEFT && Node->LabelPlace != PLACE_LEFT && Node->Special.Slider.LevelFormat)
x += INTERWIDTH + Node->Special.Slider.LevelWidth;
}
#ifdef DO_LEVEL_KIND
{
if(Node->Type == LEVEL_KIND)
{
if(Node->Special.Level.LevelFormat != NULL)
{
if(Node->Special.Level.LevelPlace == PLACETEXT_RIGHT)
w += INTERWIDTH + Node->Special.Level.MaxLevelWidth;
if(Node->Special.Level.LevelPlace == PLACETEXT_LEFT && Node->LabelPlace != PLACE_LEFT)
x += INTERWIDTH + Node->Special.Level.MaxLevelWidth;
}
}
}
#endif /* DO_LEVEL_KIND */
if(Node->Type == LISTVIEW_KIND && Node->Special.List.ExtraLabelWidth)
x += Node->Special.List.ExtraLabelWidth + INTERWIDTH;
if(x > MaxLeft)
MaxLeft = x;
if(w > MaxWidth)
MaxWidth = w;
if(y + Node->Height > MaxHeight)
MaxHeight = y + Node->Height;
Node->Top = y;
if(!Group->Special.Group.Paging)
Top = y + Node->Height;
if(Node->LabelPlace == PLACE_BELOW && Node->Label)
{
if(Node->Type == LISTVIEW_KIND && Node->Special.List.TextAttr && Node->Special.List.FlushLabelLeft)
Top += INTERHEIGHT + Node->Special.List.FixedGlyphHeight;
else
Top += INTERHEIGHT + Handle->GlyphHeight;
}
}
}
SCANGROUP(Group,Node)
{
if(!LIKE_STRING_KIND(Node) || Node->Special.String.LinkID == -1)
{
Node->Left = MaxLeft;
if(Node->Type == GROUP_KIND)
{
if(Group->Special.Group.Paging && !Node->Special.Group.NoIndent)
Node->Special.Group.ExtraTop += (MaxHeight - Node->Height) / 2;
Node->Special.Group.ExtraLeft += MaxLeft - Left;
}
if(Node->Width < MaxWidth)
{
if(Node->Type == GROUP_KIND)
{
if(Node->Special.Group.Spread)
LTP_Spread(Handle,Node,MaxWidth,Node->Height);
else
{
if(!Node->Special.Group.NoIndent)
{
if(Node->Special.Group.AlignRight)
Node->Special.Group.ExtraLeft += MaxWidth - Node->Width;
else
Node->Special.Group.ExtraLeft += (MaxWidth - Node->Width) / 2;
}
}
Node->Width = MaxWidth;
}
else
{
register BOOL CanChangeWidth;
#ifdef DO_BOOPSI_KIND
{
CanChangeWidth = (BOOL)( (Node->Type == LISTVIEW_KIND && !Node->Special.List.LockSize) ||
(Node->Type == PALETTE_KIND && !Node->Special.Palette.UsePicker) ||
(Node->Type == TEXT_KIND && !Node->Special.Text.LockSize) ||
(LIKE_STRING_KIND(Node)) ||
(Node->Type == BLANK_KIND) ||
(Node->Type == BOX_KIND) ||
(Node->Type == BUTTON_KIND) ||
(Node->Type == CYCLE_KIND) ||
(Node->Type == GAUGE_KIND) ||
(Node->Type == INTEGER_KIND) ||
(Node->Type == NUMBER_KIND) ||
(Node->Type == SCROLLER_KIND) ||
(Node->Type == SLIDER_KIND) ||
(Node->Type == BOOPSI_KIND && !Node->Special.BOOPSI.ExactWidth) ||
(Node->Type == LEVEL_KIND) ||
(Node->Type == TEXTEDIT_KIND) ||
(Node->Type == POPUP_KIND) ||
(Node->Type == TAB_KIND)
);
}
#else
{
CanChangeWidth = (BOOL)( (Node->Type == LISTVIEW_KIND && !Node->Special.List.LockSize) ||
(Node->Type == PALETTE_KIND && !Node->Special.Palette.UsePicker) ||
(Node->Type == TEXT_KIND && !Node->Special.Text.LockSize) ||
(LIKE_STRING_KIND(Node)) ||
(Node->Type == BLANK_KIND) ||
(Node->Type == BOX_KIND) ||
(Node->Type == BUTTON_KIND) ||
(Node->Type == CYCLE_KIND) ||
(Node->Type == GAUGE_KIND) ||
(Node->Type == INTEGER_KIND) ||
(Node->Type == NUMBER_KIND) ||
(Node->Type == SCROLLER_KIND) ||
(Node->Type == SLIDER_KIND)
);
}
#endif /* DO_BOOPSI_KIND */
if(CanChangeWidth)
{
if(Node->Label && Node->LabelPlace == PLACE_RIGHT)
Node->Width = MaxWidth - (INTERWIDTH + Node->LabelWidth);
else
Node->Width = MaxWidth;
}
}
}
}
}
Group->Special.Group.MaxOffset = MaxLeft;
Group->Special.Group.MaxSize = MaxWidth;
if(Group->Special.Group.Paging)
Height = MaxHeight;
else
Height = Top;
Width = MaxLeft + MaxWidth;
}
Group->Left = 0;
Group->Top = 0;
Group->Width = Width;
Group->Height = Height;
if(Group->Label || Group->Special.Group.Frame || Group->Special.Group.FrameType != FRAMETYPE_None)
{
if(Group->Label)
{
Group->LabelWidth = LT_LabelWidth(Handle,Group->Label) + 2 * Handle->GlyphWidth;
Group->Height += Handle->GlyphHeight + 2 * Handle->InterHeight + 3;
}
else
{
Group->LabelWidth = 0;
Group->Height += 2 + 2 * Handle->InterHeight + 3;
}
if(Group->LabelWidth > Group->Width)
{
if(!Node->Special.Group.NoIndent)
{
if(Node->Special.Group.AlignRight)
Group->Special.Group.ExtraLeft += Group->LabelWidth - Group->Width;
else
Group->Special.Group.ExtraLeft += (Group->LabelWidth - Group->Width) / 2;
}
Group->Width = Group->LabelWidth;
}
else
{
if(Group->Special.Group.FrameType == FRAMETYPE_Tab)
{
Group->Special.Group.ExtraLeft += Handle->GlyphWidth;
Group->Width += 2 * Handle->GlyphWidth;
}
}
Group->Width += 2 * (Handle->GlyphWidth + Handle->InterWidth) + 8;
}
if(Group->Special.Group.IndentX)
{
Group->Width += 2 * Handle->InterWidth;
Group->Special.Group.ExtraLeft += Handle->InterWidth;
}
if(Group->Special.Group.IndentY)
{
Group->Height += 2 * Handle->InterHeight;
Group->Special.Group.ExtraTop += Handle->InterHeight;
}
if(ReturnKey)
Handle->ReturnKey = ReturnKey;
if(EscKey)
Handle->EscKey = EscKey;
if(CursorKey)
Handle->CursorKey = CursorKey;
if(TabKey)
Handle->TabKey = TabKey;
if(ActiveString)
Handle->ActiveString = ActiveString;
}
}