// Name: src/html/m_tables.cpp
// Purpose: wxHtml module for tables
// Author: Vaclav Slavik
-// RCS-ID: $Id$
// Copyright: (c) 1999 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef WX_PRECOMP
#include "wx/wxcrtvararg.h"
+ #include "wx/brush.h"
#endif
#include "wx/html/forcelnk.h"
// ('width' is the number, 'units' determines its meaning)
int minWidth, maxWidth;
// minimal/maximal column width. This is needed by HTML 4.0
- // layouting algorithm and can be determined by trying to
+ // layout algorithm and can be determined by trying to
// layout table cells with width=1 and width=infinity
int leftpos, pixwidth, maxrealwidth;
// temporary (depends on actual width of table)
protected:
/* These are real attributes: */
- // should we draw borders or not?
- bool m_HasBorders;
// number of columns; rows
int m_NumCols, m_NumRows;
// array of column information
void AddRow(const wxHtmlTag& tag);
void AddCell(wxHtmlContainerCell *cell, const wxHtmlTag& tag);
+ const wxColour& GetRowDefaultBackgroundColour() const { return m_rBkg; }
+
private:
// Reallocates memory to given number of cols/rows
// and changes m_NumCols/m_NumRows value to reflect this change
// only once, before first Layout().
void ComputeMinMaxWidths();
- DECLARE_NO_COPY_CLASS(wxHtmlTableCell)
+ wxDECLARE_NO_COPY_CLASS(wxHtmlTableCell);
};
: wxHtmlContainerCell(parent)
{
m_PixelScale = pixel_scale;
- m_HasBorders =
- (tag.HasParam(wxT("BORDER")) && tag.GetParam(wxT("BORDER")) != wxT("0"));
m_ColsInfo = NULL;
m_NumCols = m_NumRows = 0;
m_CellInfo = NULL;
if (tag.HasParam(wxT("BGCOLOR")))
{
tag.GetParamAsColour(wxT("BGCOLOR"), &m_tBkg);
- if (m_tBkg.Ok())
+ if (m_tBkg.IsOk())
SetBackgroundColour(m_tBkg);
}
if (tag.HasParam(wxT("VALIGN")))
m_Spacing = (int)(m_PixelScale * (double)m_Spacing);
m_Padding = (int)(m_PixelScale * (double)m_Padding);
- if (m_HasBorders)
- SetBorder(TABLE_BORDER_CLR_1, TABLE_BORDER_CLR_2);
+ if(tag.HasParam(wxT("BORDER")))
+ {
+ if(tag.GetParam("BORDER").IsEmpty())
+ m_Border = 1;
+ else
+ tag.GetParamAsInt(wxT("BORDER"), &m_Border);
+ }
+ if (m_Border == 1)
+ SetBorder(TABLE_BORDER_CLR_1, TABLE_BORDER_CLR_2, m_Border); // special case see wxHtmlContainerCell::Draw
+ else if (m_Border> 0)
+ SetBorder(TABLE_BORDER_CLR_1, TABLE_BORDER_CLR_2, (int)(m_PixelScale * (double)m_Border));
+ else
+ m_Border = 0;
+
}
{
wxString wd = tag.GetParam(wxT("WIDTH"));
- if (wd[wd.length()-1] == wxT('%'))
+ if (!wd.empty() && wd[wd.length()-1] == wxT('%'))
{
- wxSscanf(wd.c_str(), wxT("%i%%"), &m_ColsInfo[c].width);
- m_ColsInfo[c].units = wxHTML_UNITS_PERCENT;
+ if ( wxSscanf(wd.c_str(), wxT("%i%%"), &m_ColsInfo[c].width) == 1 )
+ {
+ m_ColsInfo[c].units = wxHTML_UNITS_PERCENT;
+ }
}
else
{
- wxSscanf(wd.c_str(), wxT("%i"), &m_ColsInfo[c].width);
- m_ColsInfo[c].width = (int)(m_PixelScale * (double)m_ColsInfo[c].width);
- m_ColsInfo[c].units = wxHTML_UNITS_PIXELS;
+ long width;
+ if ( wd.ToLong(&width) )
+ {
+ m_ColsInfo[c].width = (int)(m_PixelScale * (double)width);
+ m_ColsInfo[c].units = wxHTML_UNITS_PIXELS;
+ }
}
}
}
wxColour bk = m_rBkg;
if (tag.HasParam(wxT("BGCOLOR")))
tag.GetParamAsColour(wxT("BGCOLOR"), &bk);
- if (bk.Ok())
+ if (bk.IsOk())
cell->SetBackgroundColour(bk);
}
- if (m_HasBorders)
+ if (m_Border > 0)
cell->SetBorder(TABLE_BORDER_CLR_2, TABLE_BORDER_CLR_1);
// vertical alignment:
else
m_MaxTotalWidth = m_MaxTotalWidth * 100 / (100 - percentage);
- m_MaxTotalWidth += (m_NumCols + 1) * m_Spacing;
+ m_MaxTotalWidth += (m_NumCols + 1) * m_Spacing + 2 * m_Border;
}
void wxHtmlTableCell::Layout(int w)
/*
- LAYOUTING :
+ LAYOUT :
*/
The algorithm tries to keep the table size less than w if possible.
*/
{
- int wpix = m_Width - (m_NumCols + 1) * m_Spacing;
+ int wpix = m_Width - (m_NumCols + 1) * m_Spacing - 2 * m_Border; // Available space for cell content
int i, j;
// 1a. setup fixed-width columns:
else
newWidth = newWidth * 100 / (100 - percentage);
- newWidth = wxMin(newWidth, w - (m_NumCols + 1) * m_Spacing);
+ newWidth = wxMin(newWidth, w - (m_NumCols + 1) * m_Spacing - 2 * m_Border);
wpix -= m_Width - newWidth;
m_Width = newWidth;
}
m_ColsInfo[i].pixwidth = wxMin(m_ColsInfo[i].width, 100) * wpix / 100;
// Make sure to leave enough space for the other columns
- int minRequired = 0;
+ int minRequired = m_Border;
for (j = 0; j < m_NumCols; j++)
{
if ((m_ColsInfo[j].units == wxHTML_UNITS_PERCENT && j > i) ||
wtemp -= m_ColsInfo[i].pixwidth;
}
- wpix = wtemp;
+ wpix = wtemp; // minimum cells width
// 1d. setup default columns (no width specification supplied):
// The algorithm assigns calculates the maximum possible width if line
for (i = j = 0; i < m_NumCols; i++)
if (m_ColsInfo[i].width == 0) j++;
- if (wpix < 0)
- wpix = 0;
+ if (wpix < m_Border)
+ wpix = m_Border;
// Assign widths
for (i = 0; i < m_NumCols; i++)
/* 2. compute positions of columns: */
{
- int wpos = m_Spacing;
+ int wpos = m_Spacing + m_Border;
for (int i = 0; i < m_NumCols; i++)
{
m_ColsInfo[i].leftpos = wpos;
}
// add the remaining space to the last column
- if (m_NumCols > 0 && wpos < m_Width)
- m_ColsInfo[m_NumCols-1].pixwidth += m_Width - wpos;
+ if (m_NumCols > 0 && wpos < m_Width - m_Border)
+ m_ColsInfo[m_NumCols-1].pixwidth += m_Width - wpos - m_Border;
}
/* 3. sub-layout all cells: */
int fullwid;
wxHtmlContainerCell *actcell;
- ypos[0] = m_Spacing;
+ ypos[0] = m_Spacing + m_Border;
for (actrow = 1; actrow <= m_NumRows; actrow++) ypos[actrow] = -1;
for (actrow = 0; actrow < m_NumRows; actrow++)
{
actcell->SetPos(m_ColsInfo[actcol].leftpos, ypos[actrow]);
}
}
- m_Height = ypos[m_NumRows];
+ m_Height = ypos[m_NumRows] + m_Border;
delete[] ypos;
}
if (m_NumCols > 0)
{
int twidth = m_ColsInfo[m_NumCols-1].leftpos +
- m_ColsInfo[m_NumCols-1].pixwidth + m_Spacing;
+ m_ColsInfo[m_NumCols-1].pixwidth + m_Spacing + m_Border;
if (twidth > m_Width)
m_Width = twidth;
}
TAG_HANDLER_VARS
wxHtmlTableCell* m_Table;
wxString m_tAlign, m_rAlign;
+ wxHtmlContainerCell *m_enclosingContainer;
+
+ // Call ParseInner() preserving background colour and mode after any
+ // changes done by it.
+ void CallParseInnerWithBg(const wxHtmlTag& tag, const wxColour& colBg)
+ {
+ const wxColour oldbackclr = m_WParser->GetActualBackgroundColor();
+ const int oldbackmode = m_WParser->GetActualBackgroundMode();
+ if ( colBg.IsOk() )
+ {
+ m_WParser->SetActualBackgroundColor(colBg);
+ m_WParser->SetActualBackgroundMode(wxBRUSHSTYLE_SOLID);
+ m_WParser->GetContainer()->InsertCell(
+ new wxHtmlColourCell(colBg, wxHTML_CLR_BACKGROUND)
+ );
+ }
+
+ ParseInner(tag);
+
+ if ( oldbackmode != m_WParser->GetActualBackgroundMode() ||
+ oldbackclr != m_WParser->GetActualBackgroundColor() )
+ {
+ m_WParser->SetActualBackgroundMode(oldbackmode);
+ m_WParser->SetActualBackgroundColor(oldbackclr);
+ m_WParser->GetContainer()->InsertCell(
+ new wxHtmlColourCell(oldbackclr,
+ oldbackmode == wxBRUSHSTYLE_TRANSPARENT
+ ? wxHTML_CLR_TRANSPARENT_BACKGROUND
+ : wxHTML_CLR_BACKGROUND)
+ );
+ }
+ }
TAG_HANDLER_CONSTR(TABLE)
{
m_Table = NULL;
+ m_enclosingContainer = NULL;
m_tAlign = m_rAlign = wxEmptyString;
}
if (tag.GetName() == wxT("TABLE"))
{
wxHtmlTableCell *oldt = m_Table;
- wxHtmlContainerCell *oldcont;
- oldcont = c = m_WParser->OpenContainer();
+ wxHtmlContainerCell *oldEnclosing = m_enclosingContainer;
+ m_enclosingContainer = c = m_WParser->OpenContainer();
m_Table = new wxHtmlTableCell(c, tag, m_WParser->GetPixelScale());
{
if (tag.HasParam(wxT("WIDTH")))
{
- wxString wd = tag.GetParam(wxT("WIDTH"));
-
- if (wd[wd.length()-1] == wxT('%'))
+ int width = 0;
+ bool wpercent = false;
+ if (tag.GetParamAsIntOrPercent(wxT("WIDTH"), &width, wpercent))
{
- int width = 0;
- wxSscanf(wd.c_str(), wxT("%i%%"), &width);
- m_Table->SetWidthFloat(width, wxHTML_UNITS_PERCENT);
- }
- else
- {
- int width = 0;
- wxSscanf(wd.c_str(), wxT("%i"), &width);
- m_Table->SetWidthFloat((int)(m_WParser->GetPixelScale() * width), wxHTML_UNITS_PIXELS);
+ if (wpercent)
+ {
+ m_Table->SetWidthFloat(width, wxHTML_UNITS_PERCENT);
+ }
+ else
+ {
+ m_Table->SetWidthFloat((int)(m_WParser->GetPixelScale() * width), wxHTML_UNITS_PIXELS);
+ }
}
}
else
if (tag.HasParam(wxT("ALIGN")))
m_tAlign = tag.GetParam(wxT("ALIGN"));
- ParseInner(tag);
+ CallParseInnerWithBg(tag, m_Table->GetBackgroundColour());
m_WParser->SetAlign(oldAlign);
- m_WParser->SetContainer(oldcont);
+ m_WParser->SetContainer(m_enclosingContainer);
m_WParser->CloseContainer();
m_Table = oldt;
- return true;
+ m_enclosingContainer = oldEnclosing;
+
+ return true; // ParseInner() called
}
m_WParser->OpenContainer();
- if (tag.GetName() == wxT("TH")) /*header style*/
- m_WParser->SetAlign(wxHTML_ALIGN_CENTER);
- else
- m_WParser->SetAlign(wxHTML_ALIGN_LEFT);
+ const bool isHeader = tag.GetName() == wxT("TH");
wxString als;
-
- als = m_rAlign;
if (tag.HasParam(wxT("ALIGN")))
als = tag.GetParam(wxT("ALIGN"));
+ else
+ als = m_rAlign;
als.MakeUpper();
+
if (als == wxT("RIGHT"))
m_WParser->SetAlign(wxHTML_ALIGN_RIGHT);
else if (als == wxT("LEFT"))
m_WParser->SetAlign(wxHTML_ALIGN_LEFT);
else if (als == wxT("CENTER"))
m_WParser->SetAlign(wxHTML_ALIGN_CENTER);
+ else // use default alignment
+ m_WParser->SetAlign(isHeader ? wxHTML_ALIGN_CENTER
+ : wxHTML_ALIGN_LEFT);
m_WParser->OpenContainer();
+
+ // the header should be rendered in bold by default
+ int boldOld = 0;
+ if ( isHeader )
+ {
+ boldOld = m_WParser->GetFontBold();
+ m_WParser->SetFontBold(true);
+ m_WParser->GetContainer()->InsertCell(
+ new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
+ }
+
+ wxColour bgCol;
+ if ( !tag.GetParamAsColour(wxT("BGCOLOR"), &bgCol) )
+ bgCol = m_Table->GetRowDefaultBackgroundColour();
+
+ CallParseInnerWithBg(tag, bgCol);
+
+ if ( isHeader )
+ {
+ m_WParser->SetFontBold(boldOld);
+ m_WParser->GetContainer()->InsertCell(
+ new wxHtmlFontCell(m_WParser->CreateCurrentFont()));
+ }
+
+ // set the current container back to the enclosing one so that
+ // text outside of <th> and <td> isn't included in any cell
+ // (this happens often enough in practice because it's common
+ // to use whitespace between </td> and the next <td>):
+ m_WParser->SetContainer(m_enclosingContainer);
+
+ return true; // ParseInner() called
}
}
+
return false;
}
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