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#===================================================== # █ wxRuby Calculator Sample Code #===================================================== begin require 'rubygems' rescue LoadError end require 'wx' include Wx include Win32 $op_a = "" $op_b = "" $result = 0 $memory = 0 $operator = nil $point_flag = nil Calculator_File_About = ID_ABOUT Calculator_File_Quit = ID_EXIT Calculator_Edit_Copy = ID_COPY Calculator_Edit_Paste = ID_PASTE class CacuFrame < Frame def initialize() super(nil,-1,'Calculator',:size => [330,390],:style => MINIMIZE_BOX|SYSTEM_MENU|CAPTION|CLOSE_BOX|CLIP_CHILDREN) @my_panel = Panel.new(self) add_menu_bar evt_menu(Calculator_File_Quit) {on_quit} evt_menu(Calculator_File_About) {on_about} evt_menu(Calculator_Edit_Copy) {on_copy} evt_menu(Calculator_Edit_Paste) {on_paste} @my_textbox = TextCtrl.new(@my_panel,'0',Point.new(15,5),Size.new(290,30)) @button_num1 = Button.new(@my_panel,'1',Point.new(75,220),Size.new(50,50)) evt_button(@button_num1.get_id()) {|event| num1_button_click(event)} @button_num2 = Button.new(@my_panel,'2',Point.new(135,50)) evt_button(@button_num2.get_id()) {|event| num2_button_click(event)} @button_num3 = Button.new(@my_panel,'3',Point.new(195,50)) evt_button(@button_num3.get_id()) {|event| num3_button_click(event)} @button_num4 = Button.new(@my_panel,'4',160),50)) evt_button(@button_num4.get_id()) {|event| num4_button_click(event)} @button_num5 = Button.new(@my_panel,'5',50)) evt_button(@button_num5.get_id()) {|event| num5_button_click(event)} @button_num6 = Button.new(@my_panel,'6',50)) evt_button(@button_num6.get_id()) {|event| num6_button_click(event)} @button_num7 = Button.new(@my_panel,'7',100),50)) evt_button(@button_num7.get_id()) {|event| num7_button_click(event)} @button_num8 = Button.new(@my_panel,'8',50)) evt_button(@button_num8.get_id()) {|event| num8_button_click(event)} @button_num9 = Button.new(@my_panel,'9',50)) evt_button(@button_num9.get_id()) {|event| num9_button_click(event)} @button_num0 = Button.new(@my_panel,280),Size.new(110,50)) evt_button(@button_num0.get_id()) {|event| num0_button_click(event)} @button_clear = Button.new(@my_panel,'C',40),50)) evt_button(@button_clear.get_id()) {|event| clear_button_click(event)} @button_back = Button.new(@my_panel,'Back',50)) evt_button(@button_back.get_id()) {|event| back_button_click(event)} @button_sqrt = Button.new(@my_panel,'Sqrt',50)) evt_button(@button_sqrt.get_id()) {|event| sqrt_button_click(event)} @button_div = Button.new(@my_panel,'/',50)) evt_button(@button_div.get_id()) {|event| div_button_click(event)} @button_mul = Button.new(@my_panel,'*',Point.new(255,50)) evt_button(@button_mul.get_id()) {|event| mul_button_click(event)} @button_sub = Button.new(@my_panel,'-',50)) evt_button(@button_sub.get_id()) {|event| sub_button_click(event)} @button_add = Button.new(@my_panel,'+',50)) evt_button(@button_add.get_id()) {|event| add_button_click(event)} @button_result = Button.new(@my_panel,'=',110)) evt_button(@button_result.get_id()) {|event| result_button_click(event)} @button_point = Button.new(@my_panel,'.',50)) evt_button(@button_point.get_id()) {|event| point_button_click(event)} @button_MC = Button.new(@my_panel,'MC',50)) evt_button(@button_MC.get_id()) {|event| MC_button_click(event)} @button_MR = Button.new(@my_panel,'MR',50)) evt_button(@button_MR.get_id()) {|event| MR_button_click(event)} @button_MS = Button.new(@my_panel,'MS',50)) evt_button(@button_MS.get_id()) {|event| MS_button_click(event)} @button_Madd = Button.new(@my_panel,'M+',50)) evt_button(@button_Madd.get_id()) {|event| Madd_button_click(event)} @my_panel_sizer = BoxSizer.new(VERTICAL) @my_panel.set_sizer(@my_panel_sizer) @my_panel.sizer.add(@my_textbox,GROW|ALL,2) show() end def add_menu_bar menu_file = Menu.new menu_file.append(Calculator_File_About,"&About\tCtrl-A","Show about dialog") menu_file.append_separator() menu_file.append(Calculator_File_Quit,"E&xit\tAlt-X","Quit self program") menu_edit = Menu.new menu_edit.append(Calculator_Edit_Copy,"&Copy\tCtrl-C","Copy result") menu_edit.append(Calculator_Edit_Paste,"&Paste\tCtrl-V","Paste result") menu_bar = MenuBar.new menu_bar.append(menu_file,"&File") menu_bar.append(menu_edit,"&Edit") set_menu_bar(menu_bar) end def on_about message_box("wxRuby Calculator Sample\nby [email protected] 2012-8-1\n","About Calculator",OK | ICON_INFORMATION,self) end def on_quit close(true) end # copy data def on_copy Clipboard.set_data(@my_textbox.value) end # paste data def on_paste @my_textbox.set_value(Clipboard.data) $operator != nil $op_a = @my_textbox.value end def num1_button_click(event) if $operator != nil $op_b << "1" @my_textbox.set_value($op_b) else $op_a << "1" @my_textbox.set_value($op_a) end end def num2_button_click(event) if $operator != nil $op_b << "2" @my_textbox.set_value($op_b) else $op_a << "2" @my_textbox.set_value($op_a) end end def num3_button_click(event) if $operator != nil $op_b << "3" @my_textbox.set_value($op_b) else $op_a << "3" @my_textbox.set_value($op_a) end end def num4_button_click(event) if $operator != nil $op_b << "4" @my_textbox.set_value($op_b) else $op_a << "4" @my_textbox.set_value($op_a) end end def num5_button_click(event) if $operator != nil $op_b << "5" @my_textbox.set_value($op_b) else $op_a << "5" @my_textbox.set_value($op_a) end end def num6_button_click(event) if $operator != nil $op_b << "6" @my_textbox.set_value($op_b) else $op_a << "6" @my_textbox.set_value($op_a) end end def num7_button_click(event) if $operator != nil $op_b << "7" @my_textbox.set_value($op_b) else $op_a << "7" @my_textbox.set_value($op_a) end end def num8_button_click(event) if $operator != nil $op_b << "8" @my_textbox.set_value($op_b) else $op_a << "8" @my_textbox.set_value($op_a) end end def num9_button_click(event) if $operator != nil $op_b << "9" @my_textbox.set_value($op_b) else $op_a << "9" @my_textbox.set_value($op_a) end end def num0_button_click(event) if $operator != nil $op_b << "0" @my_textbox.set_value($op_b) else $op_a << "0" @my_textbox.set_value($op_a) end end def sqrt_button_click(event) if $operator != nil if ($op_b.to_f >= 0) $op_b = Math.sqrt($op_b.to_f).to_s else $op_b = "Error:Radicand must be >=0!" end @my_textbox.set_value($op_b) else if ($op_a.to_f >= 0) $op_a = Math.sqrt($op_a.to_f).to_s else $op_a = "Error:Radicand must be >=0!" end @my_textbox.set_value($op_a) end $op_a = "" $op_b = "" $result = 0 $operator = nil $point_flag = nil end def clear_button_click(event) $op_a = "" $op_b = "" $result = 0 $operator = nil $point_flag = nil @my_textbox.set_value("0") end def back_button_click(event) if $operator != nil $op_b = $op_b.chop @my_textbox.set_value($op_b) else $op_a = $op_a.chop @my_textbox.set_value($op_a) end end def point_button_click(event) str = /\./ if $operator != nil if ( ( $op_b =~ str ) == nil ) $op_b << "." @my_textbox.set_value($op_b) end else if ( ($op_a =~ str) == nil ) $op_a << "." @my_textbox.set_value($op_a) end end end def div_button_click(event) result_display $operator = "/" end def mul_button_click(event) result_display $operator = "*" end def sub_button_click(event) result_display $operator = "-" end def add_button_click(event) result_display $operator = "+" end # clear memory def MC_button_click(event) $memory = 0 $op_a = "" $op_b = "" $operator = nil $point_flag = nil end # show memory def MR_button_click(event) @my_textbox.set_value($memory.to_s) $op_a = "" $op_b = "" $operator = nil $point_flag = nil end # save data to memory,memory will be overwritten def MS_button_click(event) $memory = @my_textbox.value.to_f $op_a = "" $op_b = "" $operator = nil $point_flag = nil end # add data to memory and save the result to memory def Madd_button_click(event) $memory += @my_textbox.value.to_f $op_a = "" $op_b = "" $operator = nil $point_flag = nil end def result_button_click(event) result_display $op_a = "" end def result_display case $operator when "+": $result = $op_a.to_f + $op_b.to_f when "-": $result = $op_a.to_f - $op_b.to_f when "*": $result = $op_a.to_f * $op_b.to_f when "/": $result = $op_a.to_f / $op_b.to_f else $result = @my_textbox.value.to_f end @my_textbox.set_value("#{$result}") $op_a = $result.to_s $op_b = "" $operator = nil $point_flag = nil end end class CacuApp < App def on_init CacuFrame.new end end CacuApp.new.main_loop()
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