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class MainForm
CLIP_AS_HEX = 0
CLIP_AS_NAME = 1
CLIP_AS_RGB = 2
COL_NAME = 0
COL_HEX = 1
COL_WEB = 2
WINDOWS_REGISTRY = "/QtExamples"
APP_KEY = "/ColorTool/"
def init()
@clipboard = TQt::Application.clipboard()
if @clipboard.supportsSelection()
@clipboard.selectionMode = true
end
findForm = 0
loadSettings()
@filename = nil
@changed = false
@table_dirty = true
@icons_dirty = true
@colors = {}
@comments = {}
clearData( true )
end
def clearData( fillWithDefaults )
setCaption( "Color Tool" )
@colors.clear()
@comments.clear()
if fillWithDefaults
@colors["black"] = TQt::black
@colors["blue"] = TQt::blue
@colors["cyan"] = TQt::cyan
@colors["darkblue"] = TQt::darkBlue
@colors["darkcyan"] = TQt::darkCyan
@colors["darkgray"] = TQt::darkGray
@colors["darkgreen"] = TQt::darkGreen
@colors["darkmagenta"] = TQt::darkMagenta
@colors["darkred"] = TQt::darkRed
@colors["darkyellow"] = TQt::darkYellow
@colors["gray"] = TQt::gray
@colors["green"] = TQt::green
@colors["lightgray"] = TQt::lightGray
@colors["magenta"] = TQt::magenta
@colors["red"] = TQt::red
@colors["white"] = TQt::white
@colors["yellow"] = TQt::yellow
end
populate()
end
def populate()
if @table_dirty
(0...@colorTable.numRows).each do |r|
(0...@colorTable.numCols).each do |c|
@colorTable.clearCell( r, c )
end
end
@colorTable.numRows = @colors.length
if ! @colors.empty?
pixmap = TQt::Pixmap.new( 22, 22 )
row = 0
@colors.sort.each do |pair|
key = pair[0]
color = pair[1]
pixmap.fill( color )
@colorTable.setText( row, COL_NAME, key )
@colorTable.setPixmap( row, COL_NAME, pixmap );
@colorTable.setText( row, COL_HEX, color.name().upcase() )
if @show_web
item = TQt::CheckTableItem.new( @colorTable, "" )
item.checked = webColor?( color )
@colorTable.setItem( row, COL_WEB, item )
end
row += 1
end
@colorTable.setCurrentCell( 0, 0 )
end
@colorTable.adjustColumn( COL_NAME )
@colorTable.adjustColumn( COL_HEX )
if @show_web
@colorTable.showColumn( COL_WEB )
@colorTable.adjustColumn( COL_WEB )
else
@colorTable.hideColumn( COL_WEB )
end
@table_dirty = FALSE;
end
if @icons_dirty
@colorIconView.clear()
@colors.each do |key, data|
TQt::IconViewItem.new( @colorIconView, key, colorSwatch(data) )
end
@icons_dirty = false
end
end
def colorSwatch( color )
pixmap = TQt::Pixmap.new( 80, 80 )
pixmap.fill( white )
painter = TQt::Painter.new
painter.begin( pixmap )
painter.pen = NoPen
painter.brush = color
painter.drawEllipse( 0, 0, 80, 80 )
painter.end()
return pixmap
end
def fileNew()
if okToClear()
@filename = nil
@changed = false
@table_dirty = true
@icons_dirty = true
clearData( false )
end
end
def fileOpen()
if ! okToClear()
return
end
filename = TQt::FileDialog.getOpenFileName(
nil, "Colors (*.txt)", self,
"file open", "Color Tool -- File Open" )
if ! filename.nil?
load( filename )
else
statusBar().message( "File Open abandoned", 2000 )
end
end
def fileSave()
if @filename.nil?
fileSaveAs()
return
end
file = TQt::File.new( @filename )
if file.open( TQt::IO_WriteOnly )
stream = TQt::TextStream.new( file )
if ! @comments.empty?
stream << @comments + "\n" << "\n"
end
@colors.each do |key, color|
stream << "%3d %3d %3d \t\t#{key}" % [color.red, color.green, color.blue] << "\n"
end
file.close()
setCaption( "Color Tool -- #{@filename}" )
statusBar().message( "Saved #{@colors.length} colors to '#{@filename}'", 3000 )
@changed = false;
else
statusBar().message( "Failed to save '#{@filename}'", 3000 )
end
end
def fileSaveAs()
filename = TQt::FileDialog.getSaveFileName(
nil, "Colors (*.txt)", self,
"file save as", "Color Tool -- File Save As" )
if ! filename.nil?
ans = 0
if TQt::File.exists( filename )
ans = TQt::MessageBox.warning(
self, "Color Tool -- Overwrite File",
"Overwrite\n'#{filename}'?" ,
"&Yes", "&No", nil, 1, 1 )
end
if ans == 0
@filename = filename
fileSave()
return
end
end
statusBar().message( "Saving abandoned", 2000 )
end
def load( filename )
clearData( false )
@filename = filename
regex = Regexp.new( "^\\s*(\\d+)\\s+(\\d+)\\s+(\\d+)\\s+(\\S+.*)$" )
file = TQt::File.new( filename )
if file.open( TQt::IO_ReadOnly )
statusBar().message( "Loading '#{filename}'..." )
stream = TQt::TextStream.new( file )
while ! stream.eof()
line = stream.readLine()
m = regex.match( line )
if m.nil?
@comments += line
else
@colors[m[4]] = TQt::Color.new(m[1].to_i,m[2].to_i,m[3].to_i )
end
end
file.close()
@filename = filename
setCaption( "Color Tool -- #{@filename}" )
statusBar().message( "Loaded '#{@filename}'", 3000 )
visible = @colorWidgetStack.visibleWidget()
@icons_dirty = ! ( @table_dirty = ( visible == @tablePage ) )
populate()
@icons_dirty = ! ( @table_dirty = ( visible != @tablePage ) )
@changed = false
else
statusBar().message( "Failed to load '#{@filename}'", 3000 )
end
end
def okToClear()
if @changed
if @filename.nil?
msg = "Unnamed colors "
else
msg = "Colors '#{@filename}'\n"
end
msg += "has been changed."
ans = TQt::MessageBox.information(
self,
"Color Tool -- Unsaved Changes",
msg, "&Save", "Cancel", "&Abandon",
0, 1 )
if ans == 0
fileSave()
elsif ans == 1
return false
end
end
return true
end
def closeEvent( e )
fileExit()
end
def fileExit()
if okToClear()
saveSettings()
TQt::Application.exit( 0 )
end
end
def editCut()
visible = @colorWidgetStack.visibleWidget()
statusBar().message( "Deleting '#{name}'" )
if visible == @tablePage && @colorTable.numRows() > 0
row = @colorTable.currentRow()
name = @colorTable.text( row, 0 )
@colorTable.removeRow( @colorTable.currentRow() )
if row < @colorTable.numRows()
@colorTable.setCurrentCell( row, 0 )
elsif @colorTable.numRows() > 0
@colorTable.setCurrentCell( @colorTable.numRows() - 1, 0 )
end
@icons_dirty = true
elsif visible == @iconsPage && @colorIconView.currentItem()
item = colorIconView.currentItem()
name = item.text()
if @colorIconView.count() == 1
@colorIconView.clear()
else
current = item.nextItem()
if ! current
current = item.prevItem()
end
item.dispose
if current
@colorIconView.currentItem = current
end
@colorIconView.arrangeItemsInGrid()
end
@table_dirty = true
end
if ! name.nil?
@colors.delete( name )
@changed = true
statusBar().message( "Deleted '#{name}'", 5000 )
else
statusBar().message( "Failed to delete '#{name}'", 5000 )
end
end
def editCopy()
visible = @colorWidgetStack.visibleWidget()
if visible == @tablePage && @colorTable.numRows()
row = @colorTable.currentRow()
text = @colorTable.text( row, 0 )
elsif visible == @iconsPage && ! @colorIconView.currentItem().nil?
item = @colorIconView.currentItem()
text = item.text()
end
if ! text.nil?
color = @colors[text]
case @clip_as
when CLIP_AS_HEX then text = color.name()
when CLIP_AS_NAME then
when CLIP_AS_RGB
text = "#{color.red},#{color.green},#{color.blue}"
end
@clipboard.text = text
statusBar().message( "Copied '" + text + "' to the clipboard" )
end
end
def editFind()
if ! @findForm
@findForm = FindForm.new( self )
connect( @findForm, SIGNAL( 'lookfor(const TQString&)' ),
self, SLOT( 'lookfor(const TQString&)' ) )
end
@findForm.show()
end
def lookfor( text )
if text.empty?
return
end
ltext = text.downcase()
visible = colorWidgetStack.visibleWidget()
found = false
if visible == @tablePage && @colorTable.numRows() > 0
row = @colorTable.currentRow()
(row+1...@colorTable.numRows).each do |i|
if @colorTable.text( i, 0 ).downcase().include?( ltext )
@colorTable.setCurrentCell( i, 0 )
@colorTable.clearSelection()
@colorTable.selectRow( i )
found = true
break
end
end
if ! found
@colorTable.setCurrentCell( row, 0 )
end
elsif visible == @iconsPage
start = @colorIconView.currentItem()
item = start.nextItem() unless start.nil?
while !item.nil?
if item.text().downcase().include?( ltext )
@colorIconView.currentItem = item
@colorIconView.ensureItemVisible( item )
found = true
break
end
item = item.nextItem()
end
if ! found && !start.nil?
@colorIconView.currentItem = start
end
end
if ! found
statusBar().message( "Could not find '#{text}' after here" )
@findForm.notfound()
end
end
def helpIndex()
end
def helpContents()
end
def helpAbout()
end
def changedTableColor( row, i )
changedColor( @colorTable.text( row, COL_NAME ) )
end
def changedIconColor( item )
changedColor( item.text() )
end
def changedColor( name )
color = @colors[name]
r = color.red()
g = color.green()
b = color.blue()
statusBar().message( "%s \"%s\" (%d,%d,%d) %s {%.3f %.3f %.3f}" %
[name, color.name.upcase,
r, g, b, webColor?( color ) ? ' web' : '',
r / 255.0, g / 255.0, b / 255.0] )
end
def changeView(action)
if action == @viewTableAction
@colorWidgetStack.raiseWidget( @tablePage )
else
@colorWidgetStack.raiseWidget( @iconsPage )
end
end
def webColor?( color )
r = color.red()
g = color.green()
b = color.blue()
return ( ( r == 0 || r == 51 || r == 102 ||
r == 153 || r == 204 || r == 255 ) &&
( g == 0 || g == 51 || g == 102 ||
g == 153 || g == 204 || g == 255 ) &&
( b == 0 || b == 51 || b == 102 ||
b == 153 || b == 204 || b == 255 ) )
end
def editAdd()
color = TQt::white
if ! @colors.empty?
visible = @colorWidgetStack.visibleWidget()
if visible == @tablePage
color = TQt::Color.new(@colorTable.text( @colorTable.currentRow(),
@colorTable.currentColumn() ))
else
color = TQt::Color.new(@colorIconView.currentItem().text())
end
end
color = TQt::ColorDialog.getColor( color, self )
if color.valid?
pixmap = TQt::Pixmap.new( 80, 10 )
pixmap.fill( color )
colorForm = ColorNameForm.new( self, "color", true )
colorForm.setColors( @colors )
colorForm.colorLabel.setPixmap( pixmap )
if colorForm.exec()
name = colorForm.colorLineEdit.text()
@colors[name] = color
pixmap = TQt::Pixmap.new( 22, 22 )
pixmap.fill( color )
row = @colorTable.currentRow()
@colorTable.insertRows( row, 1 )
@colorTable.setText( row, COL_NAME, name )
@colorTable.setPixmap( row, COL_NAME, pixmap )
@colorTable.setText( row, COL_HEX, color.name().upcase() )
if @show_web
item = TQt::CheckTableItem.new( @colorTable, "" )
item.checked = webColor?( color )
@colorTable.setItem( row, COL_WEB, item )
end
@colorTable.setCurrentCell( row, 0 )
TQt::IconViewItem.new( @colorIconView, name,
colorSwatch( color ) )
@changed = true
end
end
end
def editOptions()
options = OptionsForm.new( self, "options", true )
case @clip_as
when CLIP_AS_HEX
options.hexRadioButton.checked = true
when CLIP_AS_NAME
options.nameRadioButton.checked = true
when CLIP_AS_RGB
options.rgbRadioButton.checked = true
end
options.webCheckBox.checked = @show_web
if options.exec()
if options.hexRadioButton.checked?
@clip_as = CLIP_AS_HEX
elsif options.nameRadioButton.checked?
@clip_as = CLIP_AS_NAME
elsif options.rgbRadioButton.checked?
@clip_as = CLIP_AS_RGB
end
@table_dirty = @show_web != options.webCheckBox.checked?
@show_web = options.webCheckBox.checked?
populate()
end
end
def loadSettings()
settings = TQt::Settings.new
settings.insertSearchPath( TQt::Settings::Windows, WINDOWS_REGISTRY )
windowWidth = settings.readNumEntry( APP_KEY + "WindowWidth", 550 )
windowHeight = settings.readNumEntry( APP_KEY + "WindowHeight", 500 )
windowX = settings.readNumEntry( APP_KEY + "WindowX", 0 )
windowY = settings.readNumEntry( APP_KEY + "WindowY", 0 )
@clip_as = settings.readNumEntry( APP_KEY + "ClipAs", CLIP_AS_HEX )
@show_web = settings.readBoolEntry( APP_KEY + "ShowWeb", true )
if ! settings.readBoolEntry( APP_KEY + "View", true )
@colorWidgetStack.raiseWidget( @iconsPage )
@viewIconsAction.on = true
end
resize( windowWidth, windowHeight )
move( windowX, windowY )
end
def saveSettings()
settings = TQt::Settings.new
settings.insertSearchPath( TQt::Settings::Windows, WINDOWS_REGISTRY )
settings.writeEntry( APP_KEY + "WindowWidth", width() )
settings.writeEntry( APP_KEY + "WindowHeight", height() )
settings.writeEntry( APP_KEY + "WindowX", x() )
settings.writeEntry( APP_KEY + "WindowY", y() )
settings.writeEntry( APP_KEY + "ClipAs", @clip_as )
settings.writeEntry( APP_KEY + "ShowWeb", @show_web )
settings.writeEntry( APP_KEY + "View", @colorWidgetStack.visibleWidget() == @tablePage )
end
def aboutToShow()
populate()
end
end
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