/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/Fireworks/Core/src/FWDialogBuilder.cc

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#include "Fireworks/Core/src/FWDialogBuilder.h"
#include "Fireworks/Core/interface/FWColorManager.h"
#include "Fireworks/Core/src/FWGUIValidatingTextEntry.h"
#include "Fireworks/Core/src/FWColorSelect.h"
#include "Fireworks/TableWidget/interface/FWTableWidget.h"


#include "TGFrame.h"
#include "TGLabel.h"
#include "TGButton.h"
#include "TG3DLine.h"
#include "TGLViewer.h"
#include "TGSlider.h"
#include "TGTab.h"
#include "TGTextView.h"
#include "TGTextEdit.h"
#include "TGNumberEntry.h"
#include "TGHtml.h"

FWLayoutBuilder::FWLayoutBuilder(TGCompositeFrame *window, bool expandY)
   : m_window(window),
     m_currentFrame(0),
     m_floatLeft(false),
     m_topSpacing(0),
     m_leftSpacing(0),
     m_currentHints(0),
     m_currentFrameHints(0)
{
   TGVerticalFrame *mainFrame = new TGVerticalFrame(window);
   TGLayoutHints *hints = new TGLayoutHints(expandY ? kLHintsExpandX|kLHintsExpandY : kLHintsExpandX, 
                                            0, 0, 0, 0);
   m_window->AddFrame(mainFrame, hints);
   m_framesStack.push_back(mainFrame);
}

FWLayoutBuilder &
FWLayoutBuilder::newRow(void)
{
   m_currentFrameHints = m_currentHints = new TGLayoutHints(kLHintsExpandX);
   m_currentFrame = new TGHorizontalFrame(m_framesStack.back());
   m_framesStack.back()->AddFrame(m_currentFrame, m_currentHints);
   return *this;
}
   
FWLayoutBuilder &
FWLayoutBuilder::indent(int left /*= 2*/, int right /* = -1*/)
{
   if (right < 0)
      right = left;
      
   TGVerticalFrame *parent = m_framesStack.back();
   TGLayoutHints *hints = new TGLayoutHints(kLHintsExpandX|kLHintsExpandY, 
                                            left, right, 0, 0);
   m_currentHints = 0;
   m_framesStack.push_back(new TGVerticalFrame(parent));
   parent->AddFrame(m_framesStack.back(), hints);
   return newRow().expand(true, false);
}

TGVerticalFrame *
FWLayoutBuilder::verticalFrame(void)
{
   assert(m_framesStack.size());
   return m_framesStack.back();
}

FWLayoutBuilder &
FWLayoutBuilder::unindent(void)
{
   assert(!m_framesStack.empty());
   m_framesStack.pop_back();
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::floatLeft(size_t spacing)
{
   m_floatLeft = true;
   m_leftSpacing = spacing;
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::spaceUp(size_t spacing)
{
   if (m_currentHints)
      m_currentHints->SetPadTop(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::spaceDown(size_t spacing)
{
   if (m_currentHints)
      m_currentHints->SetPadBottom(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::spaceLeft(size_t spacing)
{
   if (m_currentHints)
      m_currentHints->SetPadLeft(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::spaceRight(size_t spacing)
{
   if (m_currentHints)
      m_currentHints->SetPadRight(spacing);
   return *this;
}


FWLayoutBuilder &
FWLayoutBuilder::frameSpaceUp(size_t spacing)
{
   if (m_currentFrameHints)
      m_currentFrameHints->SetPadTop(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::frameSpaceDown(size_t spacing)
{
   if (m_currentFrameHints)
      m_currentFrameHints->SetPadBottom(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::frameSpaceLeft(size_t spacing)
{
   if (m_currentFrameHints)
      m_currentFrameHints->SetPadLeft(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::frameSpaceRight(size_t spacing)
{
   if (m_currentFrameHints)
      m_currentFrameHints->SetPadRight(spacing);
   return *this;
}

FWLayoutBuilder &
FWLayoutBuilder::expand(bool expandX /*= true*/, bool expandY /*= false*/)
{
   UInt_t style = 0;
   style |= expandX ? kLHintsExpandX : 0;
   style |= expandY ? kLHintsExpandY : 0;
   
   if (m_currentHints)
      m_currentHints->SetLayoutHints(style);
   return *this;
}

// Returns the next layout to be used.
TGLayoutHints *
FWLayoutBuilder::nextHints()
{
   if (m_floatLeft)
   {
      size_t left = m_leftSpacing;
      m_floatLeft = false;
      m_leftSpacing = 0;
      assert(m_currentHints);
      m_currentHints = new TGLayoutHints(kLHintsExpandX, left, 0, 
                                         m_currentHints->GetPadTop(), 0);
   }
   else
   {
      size_t top = m_topSpacing;
      m_topSpacing = 3;
      m_currentHints = new TGLayoutHints(kLHintsExpandX, 0, 0, top, 0);
   }
   return m_currentHints;
}

TGCompositeFrame *
FWLayoutBuilder::nextFrame()
{
   if (!isFloatingLeft())
      newRow();

   return currentFrame();
}

FWDialogBuilder::FWDialogBuilder(TGCompositeFrame *window, 
                                 FWDialogBuilder *parent /*= 0*/, bool expandY)
   : FWLayoutBuilder(window, expandY),
     m_parent(parent),
     m_tabs(0)
{}

FWDialogBuilder &
FWDialogBuilder::newRow()
{
   FWLayoutBuilder::newRow();
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::indent(int left /* = 2*/, int right /* = -1*/)
{
   FWLayoutBuilder::indent(left, right);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::unindent(void)
{
   FWLayoutBuilder::unindent();
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::addLabel(const char *text, size_t fontSize /*= 12*/,
                          size_t weight /*= 0*/, TGLabel **out /*= 0*/)
{
   TGLabel *label = new TGLabel(nextFrame(), text);

   if (fontSize != 0)
   {
      FontStruct_t defaultFontStruct = label->GetDefaultFontStruct();
      try
      {
         TGFontPool *pool = gClient->GetFontPool();
         TGFont* defaultFont = pool->GetFont(defaultFontStruct);
         FontAttributes_t attributes = defaultFont->GetFontAttributes();
         label->SetTextFont(pool->GetFont(attributes.fFamily, fontSize, 
                                          attributes.fWeight, attributes.fSlant));
      } 
      catch(...)
      {
         // Ignore exceptions.
      }
   }

   label->SetTextJustify(kTextLeft);
   
   TGLayoutHints *hints = nextHints();
   UInt_t style = hints->GetLayoutHints() | kLHintsCenterY;
   hints->SetLayoutHints(style);
   currentFrame()->AddFrame(label, hints);
   
   return extract(label, out);
}

FWDialogBuilder &
FWDialogBuilder::addTextView(const char *defaultText /*= 0*/, 
                             TGTextView **out /*= 0*/)
{
   TGTextView *view = new TGTextView(nextFrame(), 100, 100);
   if (defaultText)
      view->AddLine(defaultText);
   currentFrame()->AddFrame(view, nextHints());
   expand(true, true);
   return extract(view, out);
}

FWDialogBuilder &
FWDialogBuilder::addHtml(TGHtml **out /*= 0*/)
{
  TGHtml *html = new TGHtml(nextFrame(), 100, 100);
  currentFrame()->AddFrame(html, nextHints());   
  expand(true, true);
  return extract(html, out);
}

FWDialogBuilder &
FWDialogBuilder::addTextEdit(const char *defaultText /*= 0*/,
                             TGTextEdit **out /*= 0 */)
{
   TGTextEdit *edit = new TGTextEdit(nextFrame(), 100, 100);
   if (defaultText)
      edit->AddLine(defaultText);
   currentFrame()->AddFrame(edit, nextHints());
   expand(true, true);
   return extract(edit, out);
}

FWDialogBuilder &
FWDialogBuilder::addColorPicker(const FWColorManager *manager,
                                FWColorSelect **out /*= 0*/)
{
   const char* graphicsLabel = " ";
   FWColorSelect *widget = new FWColorSelect(nextFrame(), graphicsLabel,
                                             0, manager, -1);
   
   currentFrame()->AddFrame(widget, nextHints());
   widget->SetEnabled(kFALSE);
   
   return extract(widget, out);
}

FWDialogBuilder &
FWDialogBuilder::addHSlider(size_t size, TGHSlider **out /*= 0*/)
{
   TGHSlider *slider = new TGHSlider(nextFrame(), size, kSlider1);
   currentFrame()->AddFrame(slider, nextHints());
   slider->SetRange(0, 100);
   slider->SetPosition(100);
   slider->SetEnabled(false);
   
   return extract(slider, out);
}

FWDialogBuilder &
FWDialogBuilder::addTextButton(const char *text, TGTextButton **out /*= 0*/)
{
   TGTextButton *button = new TGTextButton(nextFrame(), text);
   currentFrame()->AddFrame(button, nextHints());
   button->SetEnabled(false);
   
   return extract(button, out);
}

FWDialogBuilder &
FWDialogBuilder::addValidatingTextEntry(const char *defaultText, 
                                        FWGUIValidatingTextEntry **out /*= 0*/)
{
   FWGUIValidatingTextEntry *entry = new FWGUIValidatingTextEntry(nextFrame());
   currentFrame()->AddFrame(entry, nextHints());
   
   return extract(entry, out);
}

FWDialogBuilder &
FWDialogBuilder::addTextEntry(const char *defaultText, 
                              TGTextEntry **out)
{
   TGTextEntry *entry = new TGTextEntry(nextFrame());
   currentFrame()->AddFrame(entry, nextHints());
   entry->SetEnabled(kFALSE);
   
   return extract(entry, out);
}

FWDialogBuilder &
FWDialogBuilder::addNumberEntry(float defaultValue, size_t digits,
                                TGNumberFormat::EStyle style,
                                int min, int max,
                                TGNumberEntry **out /*= 0*/)
{
   TGNumberEntry *entry = new TGNumberEntry(nextFrame(), defaultValue, 
                                            digits, -1, style,
                                            TGNumberFormat::kNEAAnyNumber,
                                            TGNumberFormat::kNELLimitMinMax,
                                            min, max);
   currentFrame()->AddFrame(entry, nextHints());
   entry->GetNumberEntry()->SetEnabled(kFALSE);
   entry->GetButtonUp()->SetEnabled(kFALSE);
   entry->GetButtonDown()->SetEnabled(kFALSE);
   return extract(entry, out);
}

FWDialogBuilder &
FWDialogBuilder::addCheckbox(const char *text, TGCheckButton **out /*= 0*/)
{
   TGCheckButton *button = new TGCheckButton(nextFrame(), text);
   button->SetState(kButtonDown, false);
   button->SetEnabled(false);
   currentFrame()->AddFrame(button, nextHints());
   
   return extract(button, out);
}

FWDialogBuilder &
FWDialogBuilder::addTable(FWTableManagerBase *manager, 
                          FWTableWidget **out /*= 0*/)
{
   expand(true, true);
   TGCompositeFrame *frame = verticalFrame();
   TGLayoutHints *hints = new TGLayoutHints(kLHintsExpandX|kLHintsExpandY);
   FWTableWidget *table = new FWTableWidget(manager, frame);
   frame->AddFrame(table, hints);
   return extract(table, out);
}

FWDialogBuilder &
FWDialogBuilder::addHSeparator(size_t horizontalPadding /*= 4*/, 
                               size_t verticalPadding /*= 3*/)
{
   TGLayoutHints *hints = new TGLayoutHints(kLHintsExpandX,
                                            horizontalPadding,
                                            horizontalPadding,
                                            verticalPadding,
                                            verticalPadding);

   TGHorizontal3DLine* separator = new TGHorizontal3DLine(nextFrame(), 200, 2);
   currentFrame()->AddFrame(separator, hints);
   return newRow();
}

FWDialogBuilder &
FWDialogBuilder::tabs(TGTab **out)
{
   // Calls to tabs cannot be nested within the same builder. Multiple
   // builders are used to support nested tabs.
   assert(!m_tabs);
   expand(true, true);
   m_tabs = new TGTab(nextFrame());
   currentFrame()->AddFrame(m_tabs, nextHints());
   expand(true, true);
   return extract(m_tabs, out);
}

FWDialogBuilder &
FWDialogBuilder::untabs(void)
{
   // No untabs() without tabs().
   assert(m_tabs);
   m_tabs = 0;
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::beginTab(const char *label)
{
   TGCompositeFrame *tab = m_tabs->AddTab(label);
   
   FWDialogBuilder *builder = new FWDialogBuilder(tab, this, false);
   return builder->newRow();
}

FWDialogBuilder &
FWDialogBuilder::endTab(void)
{
   FWDialogBuilder *parent = m_parent;
   delete this;
   return *parent;
}

FWDialogBuilder &
FWDialogBuilder::floatLeft(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::floatLeft(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceUp(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::spaceUp(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceDown(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::spaceDown(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceUpDown(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::spaceUp(spacing);
   FWLayoutBuilder::spaceDown(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceLeft(size_t spacing)
{
   FWLayoutBuilder::spaceLeft(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceRight(size_t spacing)
{
   FWLayoutBuilder::spaceRight(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::spaceLeftRight(size_t spacing)
{
   FWLayoutBuilder::spaceLeft(spacing);
   FWLayoutBuilder::spaceRight(spacing);
   return *this;
}


// Frame spacing

FWDialogBuilder &
FWDialogBuilder::frameSpaceUp(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::frameSpaceUp(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::frameSpaceDown(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::frameSpaceDown(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::frameSpaceUpDown(size_t spacing /*= 3*/)
{
   FWLayoutBuilder::frameSpaceUp(spacing);
   FWLayoutBuilder::frameSpaceDown(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::frameSpaceLeft(size_t spacing)
{
   FWLayoutBuilder::frameSpaceLeft(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::frameSpaceRight(size_t spacing)
{
   FWLayoutBuilder::frameSpaceRight(spacing);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::frameSpaceLeftRight(size_t spacing)
{
   FWLayoutBuilder::frameSpaceLeft(spacing);
   FWLayoutBuilder::frameSpaceRight(spacing);
   return *this;
}


FWDialogBuilder &
FWDialogBuilder::expand(size_t expandX /*= true*/, size_t expandY /*= false*/)
{
   FWLayoutBuilder::expand(expandX, expandY);
   return *this;
}

FWDialogBuilder &
FWDialogBuilder::vSpacer(size_t size /* = 0*/)
{
   newRow().expand(true, true);
   
   TGFrame *frame;
   if (size) 
      frame = new TGFrame(nextFrame(), 1, size);
   else
      frame = new TGFrame(nextFrame());
   
   currentFrame()->AddFrame(frame, nextHints());

   expand(true, true);
   
   return *this;
}


FWDialogBuilder &
FWDialogBuilder::hSpacer(size_t size /* = 0*/)
{
   TGFrame *frame;
   if (size) 
      frame = new TGFrame(nextFrame(), size, 1);
   else
      frame = new TGFrame(nextFrame());
   
   currentFrame()->AddFrame(frame, nextHints());
   
   if (!size)
      expand(true, false);
   else
      expand(false, false);
   
   return *this;
}