1 | import wx |
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2 | import sys |
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3 | from wx import StatusBar as wxStatusB |
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4 | from wx.lib import newevent |
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5 | import wx.richtext |
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6 | import time |
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7 | from sans.guiframe.gui_style import GUIFRAME_ICON |
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8 | #numner of fields of the status bar |
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9 | NB_FIELDS = 4 |
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10 | #position of the status bar's fields |
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11 | ICON_POSITION = 0 |
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12 | MSG_POSITION = 1 |
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13 | GAUGE_POSITION = 2 |
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14 | CONSOLE_POSITION = 3 |
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15 | BUTTON_SIZE = 40 |
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16 | |
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17 | CONSOLE_WIDTH = 500 |
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18 | CONSOLE_HEIGHT = 50 |
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19 | if sys.platform.count("win32") > 0: |
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20 | FONT_VARIANT = 0 |
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21 | else: |
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22 | FONT_VARIANT = 1 |
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23 | |
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24 | class ConsolePanel(wx.Panel): |
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25 | """ |
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26 | """ |
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27 | def __init__(self, parent, *args, **kwargs): |
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28 | """ |
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29 | """ |
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30 | wx.Panel.__init__(self, parent=parent, *args, **kwargs) |
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31 | self.parent = parent |
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32 | self.sizer = wx.BoxSizer(wx.VERTICAL) |
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33 | |
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34 | self.msg_txt = wx.richtext.RichTextCtrl(self, size=(CONSOLE_WIDTH-40, |
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35 | CONSOLE_HEIGHT-60), |
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36 | style=wx.VSCROLL|wx.HSCROLL|wx.NO_BORDER) |
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37 | |
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38 | self.msg_txt.SetEditable(False) |
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39 | self.msg_txt.SetValue('No message available') |
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40 | self.sizer.Add(self.msg_txt, 1, wx.EXPAND|wx.ALL, 10) |
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41 | self.SetSizer(self.sizer) |
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42 | |
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43 | def set_message(self, status="", event=None): |
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44 | """ |
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45 | """ |
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46 | status = str(status) |
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47 | if status.strip() == "": |
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48 | return |
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49 | color = (0, 0, 0) #black |
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50 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, |
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51 | wx.ART_TOOLBAR) |
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52 | if hasattr(event, "info"): |
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53 | icon_type = event.info.lower() |
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54 | if icon_type == "warning": |
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55 | color = (0, 0, 255) # blue |
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56 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_WARNING, |
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57 | wx.ART_TOOLBAR) |
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58 | if icon_type == "error": |
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59 | color = (255, 0, 0) # red |
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60 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_ERROR, |
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61 | wx.ART_TOOLBAR) |
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62 | if icon_type == "info": |
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63 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, |
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64 | wx.ART_TOOLBAR) |
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65 | self.msg_txt.Newline() |
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66 | self.msg_txt.WriteBitmap(icon_bmp) |
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67 | self.msg_txt.BeginTextColour(color) |
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68 | self.msg_txt.WriteText("\t") |
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69 | self.msg_txt.AppendText(status) |
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70 | self.msg_txt.EndTextColour() |
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71 | |
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72 | |
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73 | |
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74 | class Console(wx.Frame): |
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75 | """ |
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76 | """ |
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77 | def __init__(self, parent=None, status="", *args, **kwds): |
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78 | kwds["size"] = (CONSOLE_WIDTH, CONSOLE_HEIGHT) |
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79 | kwds["title"] = "Console" |
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80 | wx.Frame.__init__(self, parent=parent, *args, **kwds) |
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81 | self.SetWindowVariant(FONT_VARIANT) |
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82 | self.panel = ConsolePanel(self) |
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83 | self.panel.set_message(status=status) |
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84 | wx.EVT_CLOSE(self, self.Close) |
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85 | |
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86 | |
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87 | def set_multiple_messages(self, messages=[]): |
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88 | """ |
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89 | """ |
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90 | if messages: |
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91 | for status in messages: |
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92 | self.panel.set_message(status=status) |
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93 | |
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94 | def set_message(self, status, event=None): |
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95 | """ |
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96 | """ |
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97 | self.panel.set_message(status=str(status), event=event) |
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98 | |
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99 | def Close(self, event): |
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100 | """ |
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101 | """ |
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102 | self.Hide() |
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103 | |
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104 | class StatusBar(wxStatusB): |
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105 | """ |
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106 | Application status bar |
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107 | """ |
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108 | def __init__(self, parent, id): |
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109 | wxStatusB.__init__(self, parent, id) |
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110 | self.parent = parent |
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111 | self.parent.SetStatusBarPane(MSG_POSITION) |
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112 | |
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113 | #Layout of status bar |
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114 | width, height = wx.ArtProvider.GetSizeHint(wx.ART_TOOLBAR) |
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115 | self.SetFieldsCount(NB_FIELDS) |
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116 | # Leave some space for the resize handle in the last field |
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117 | self.SetStatusWidths([width+4, -2, -1, width+15]) |
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118 | self.SetMinHeight(height) |
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119 | |
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120 | rect = self.GetFieldRect(ICON_POSITION) |
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121 | if rect.height > height: |
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122 | height = rect.GetHeight() |
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123 | width = rect.GetWidth() |
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124 | |
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125 | #display default message |
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126 | self.msg_position = MSG_POSITION |
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127 | |
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128 | # Create progress bar |
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129 | gauge_width = 5 * width |
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130 | self.gauge = wx.Gauge(self, size=(gauge_width, height), |
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131 | style=wx.GA_HORIZONTAL) |
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132 | self.gauge.Hide() |
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133 | |
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134 | # Create status bar icon reflecting the type of status |
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135 | # for the last message |
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136 | self.bitmap_bt_warning = \ |
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137 | wx.BitmapButton(self, -1, |
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138 | size=(width, height), |
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139 | style=wx.NO_BORDER) |
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140 | |
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141 | # Create the button used to show the console dialog |
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142 | console_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, |
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143 | wx.ART_TOOLBAR, |
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144 | size = (width, height)) |
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145 | self.bitmap_bt_console = wx.BitmapButton(self, -1, |
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146 | size=(width, height), |
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147 | style=wx.NO_BORDER) |
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148 | self.bitmap_bt_console.SetBitmapLabel(console_bmp) |
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149 | console_hint = "History of status bar messages" |
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150 | self.bitmap_bt_console.SetToolTipString(console_hint) |
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151 | self.bitmap_bt_console.Bind(wx.EVT_BUTTON, self._onMonitor, |
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152 | id=self.bitmap_bt_console.GetId()) |
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153 | |
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154 | self.reposition() |
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155 | ## Current progress value of the bar |
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156 | self.nb_start = 0 |
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157 | self.nb_progress = 0 |
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158 | self.nb_stop = 0 |
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159 | self.frame = None |
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160 | self.list_msg = [] |
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161 | self.frame = Console(parent=self) |
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162 | if hasattr(self.frame, "IsIconized"): |
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163 | if not self.frame.IsIconized(): |
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164 | try: |
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165 | icon = self.parent.GetIcon() |
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166 | self.frame.SetIcon(icon) |
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167 | except: |
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168 | try: |
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169 | FRAME_ICON = wx.Icon(GUIFRAME_ICON.FRAME_ICON_PATH, |
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170 | wx.BITMAP_TYPE_ICON) |
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171 | self.frame.SetIcon(FRAME_ICON) |
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172 | except: |
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173 | pass |
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174 | self.frame.set_multiple_messages(self.list_msg) |
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175 | self.frame.Hide() |
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176 | self.progress = 0 |
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177 | self.timer = wx.Timer(self, -1) |
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178 | self.timer_stop = wx.Timer(self, -1) |
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179 | self.thread = None |
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180 | self.Bind(wx.EVT_TIMER, self._on_time, self.timer) |
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181 | self.Bind(wx.EVT_TIMER, self._on_time_stop, self.timer_stop) |
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182 | self.Bind(wx.EVT_SIZE, self.OnSize) |
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183 | self.Bind(wx.EVT_IDLE, self.OnIdle) |
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184 | |
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185 | def reposition(self): |
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186 | """ |
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187 | Place the various fields in their proper position |
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188 | """ |
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189 | rect = self.GetFieldRect(GAUGE_POSITION) |
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190 | self.gauge.SetPosition((rect.x, rect.y)) |
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191 | rect = self.GetFieldRect(ICON_POSITION) |
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192 | self.bitmap_bt_warning.SetPosition((rect.x, rect.y)) |
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193 | rect = self.GetFieldRect(CONSOLE_POSITION) |
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194 | self.bitmap_bt_console.SetPosition((rect.x, rect.y)) |
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195 | self.sizeChanged = False |
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196 | |
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197 | def OnIdle(self, event): |
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198 | """ |
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199 | """ |
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200 | if self.sizeChanged: |
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201 | self.reposition() |
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202 | |
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203 | def OnSize(self, evt): |
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204 | """ |
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205 | """ |
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206 | self.reposition() |
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207 | self.sizeChanged = True |
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208 | |
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209 | def get_msg_position(self): |
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210 | """ |
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211 | """ |
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212 | return self.msg_position |
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213 | |
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214 | def SetStatusText(self, text="", number=MSG_POSITION, event=None): |
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215 | """ |
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216 | """ |
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217 | wxStatusB.SetStatusText(self, text, number) |
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218 | self.list_msg.append(text) |
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219 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, wx.ART_TOOLBAR) |
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220 | self.bitmap_bt_warning.SetBitmapLabel(icon_bmp) |
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221 | |
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222 | if self.frame is not None : |
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223 | self.frame.set_message(status=text, event=event) |
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224 | |
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225 | def PopStatusText(self, *args, **kwds): |
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226 | """ |
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227 | Override status bar |
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228 | """ |
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229 | wxStatusB.PopStatusText(self, field=MSG_POSITION) |
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230 | |
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231 | def PushStatusText(self, *args, **kwds): |
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232 | """ |
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233 | """ |
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234 | wxStatusB.PushStatusText(self, field=MSG_POSITION, string=string) |
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235 | |
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236 | def enable_clear_gauge(self): |
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237 | """ |
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238 | clear the progress bar |
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239 | """ |
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240 | flag = False |
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241 | if (self.nb_start <= self.nb_stop) or \ |
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242 | (self.nb_progress <= self.nb_stop): |
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243 | flag = True |
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244 | return flag |
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245 | |
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246 | def _on_time_stop(self, evt): |
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247 | """ |
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248 | Clear the progress bar |
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249 | |
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250 | :param evt: wx.EVT_TIMER |
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251 | |
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252 | """ |
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253 | count = 0 |
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254 | while(count <= 100): |
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255 | count += 1 |
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256 | self.timer_stop.Stop() |
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257 | self.clear_gauge(msg="") |
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258 | self.nb_progress = 0 |
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259 | self.nb_start = 0 |
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260 | self.nb_stop = 0 |
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261 | |
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262 | def _on_time(self, evt): |
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263 | """ |
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264 | Update the progress bar while the timer is running |
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265 | |
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266 | :param evt: wx.EVT_TIMER |
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267 | |
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268 | """ |
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269 | # Check stop flag that can be set from non main thread |
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270 | if self.timer.IsRunning(): |
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271 | self.gauge.Pulse() |
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272 | |
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273 | def clear_gauge(self, msg=""): |
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274 | """ |
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275 | Hide the gauge |
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276 | """ |
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277 | self.progress = 0 |
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278 | self.gauge.SetValue(0) |
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279 | self.gauge.Hide() |
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280 | |
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281 | def set_icon(self, event): |
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282 | """ |
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283 | Display icons related to the type of message sent to the statusbar |
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284 | when available. No icon is displayed if the message is empty |
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285 | """ |
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286 | if hasattr(event, "status"): |
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287 | status = str(event.status) |
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288 | if status.strip() == "": |
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289 | return |
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290 | else: |
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291 | return |
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292 | if not hasattr(event, "info"): |
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293 | return |
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294 | |
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295 | # Get the size of the button images |
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296 | width, height = wx.ArtProvider.GetSizeHint(wx.ART_TOOLBAR) |
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297 | |
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298 | # Get the size of the field and choose the size of the |
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299 | # image accordingly |
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300 | rect = self.GetFieldRect(ICON_POSITION) |
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301 | if rect.height > height: |
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302 | height = rect.GetHeight() |
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303 | width = rect.GetWidth() |
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304 | |
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305 | msg = event.info.lower() |
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306 | if msg == "warning": |
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307 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_WARNING, wx.ART_TOOLBAR, |
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308 | size = (height,height)) |
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309 | self.bitmap_bt_warning.SetBitmapLabel(icon_bmp) |
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310 | elif msg == "error": |
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311 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_ERROR, wx.ART_TOOLBAR, |
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312 | size = (height,height)) |
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313 | self.bitmap_bt_warning.SetBitmapLabel(icon_bmp) |
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314 | else: |
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315 | icon_bmp = wx.ArtProvider.GetBitmap(wx.ART_INFORMATION, |
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316 | wx.ART_TOOLBAR, |
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317 | size = (height,height)) |
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318 | self.bitmap_bt_warning.SetBitmapLabel(icon_bmp) |
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319 | |
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320 | def set_message(self, event): |
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321 | """ |
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322 | display received message on the statusbar |
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323 | """ |
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324 | if hasattr(event, "status"): |
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325 | self.SetStatusText(text=str(event.status), event=event) |
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326 | |
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327 | |
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328 | def set_gauge(self, event): |
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329 | """ |
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330 | change the state of the gauge according the state of the current job |
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331 | """ |
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332 | if not hasattr(event, "type"): |
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333 | return |
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334 | type = event.type |
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335 | self.gauge.Show(True) |
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336 | if type.lower() == "start": |
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337 | self.nb_start += 1 |
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338 | #self.timer.Stop() |
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339 | self.progress += 5 |
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340 | self.gauge.SetValue(int(self.progress)) |
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341 | self.progress += 5 |
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342 | if self.progress < self.gauge.GetRange() - 20: |
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343 | self.gauge.SetValue(int(self.progress)) |
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344 | if type.lower() == "progress": |
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345 | self.nb_progress += 1 |
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346 | self.timer.Start(1) |
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347 | self.gauge.Pulse() |
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348 | if type.lower() == "update": |
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349 | self.progress += 5 |
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350 | if self.progress < self.gauge.GetRange()- 20: |
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351 | self.gauge.SetValue(int(self.progress)) |
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352 | if type.lower() == "stop": |
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353 | self.nb_stop += 1 |
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354 | self.gauge.Show(True) |
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355 | if self.enable_clear_gauge(): |
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356 | self.timer.Stop() |
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357 | self.progress = 0 |
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358 | self.gauge.SetValue(100) |
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359 | self.timer_stop.Start(5) |
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360 | |
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361 | def set_status(self, event): |
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362 | """ |
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363 | Update the status bar . |
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364 | |
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365 | :param type: type of message send. |
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366 | type must be in ["start","progress","update","stop"] |
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367 | :param msg: the message itself as string |
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368 | :param thread: if updatting using a thread status |
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369 | |
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370 | """ |
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371 | self.set_message(event=event) |
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372 | self.set_icon(event=event) |
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373 | self.set_gauge(event=event) |
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374 | |
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375 | def _onMonitor(self, event): |
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376 | """ |
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377 | Pop up a frame with messages sent to the status bar |
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378 | """ |
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379 | self.frame.Show(False) |
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380 | self.frame.Show(True) |
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381 | |
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382 | |
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383 | class SPageStatusbar(wxStatusB): |
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384 | def __init__(self, parent, timeout=None, *args, **kwds): |
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385 | wxStatusB.__init__(self, parent, *args, **kwds) |
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386 | self.SetFieldsCount(1) |
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387 | self.timeout = timeout |
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388 | width, height = parent.GetSizeTuple() |
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389 | self.gauge = wx.Gauge(self, style=wx.GA_HORIZONTAL, |
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390 | size=(width, height/10)) |
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391 | rect = self.GetFieldRect(0) |
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392 | self.gauge.SetPosition((rect.x , rect.y )) |
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393 | if self.timeout is not None: |
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394 | self.gauge.SetRange(int(self.timeout)) |
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395 | self.timer = wx.Timer(self, -1) |
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396 | self.Bind(wx.EVT_TIMER, self._on_time, self.timer) |
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397 | self.timer.Start(1) |
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398 | self.pos = 0 |
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399 | |
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400 | def _on_time(self, evt): |
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401 | """ |
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402 | Update the progress bar while the timer is running |
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403 | |
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404 | :param evt: wx.EVT_TIMER |
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405 | |
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406 | """ |
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407 | # Check stop flag that can be set from non main thread |
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408 | if self.timeout is None and self.timer.IsRunning(): |
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409 | self.gauge.Pulse() |
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410 | |
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411 | |
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412 | if __name__ == "__main__": |
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413 | app = wx.PySimpleApp() |
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414 | frame = wx.Frame(None, wx.ID_ANY, 'test frame') |
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415 | #statusBar = StatusBar(frame, wx.ID_ANY) |
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416 | statusBar = SPageStatusbar(frame) |
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417 | frame.SetStatusBar(statusBar) |
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418 | frame.Show(True) |
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419 | #event = MessageEvent() |
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420 | #event.type = "progress" |
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421 | #event.status = "statusbar...." |
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422 | #event.info = "error" |
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423 | #statusBar.set_status(event=event) |
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424 | app.MainLoop() |
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425 | |
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