Class: GerminalWindow

Inherits:
Gtk::ApplicationWindow
  • Object
show all
Defined in:
lib/window.rb

Overview

Copyright 2015-2016 Cédric LE MOIGNE, [email protected] This file is part of Germinal.

Germinal is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version.

Germinal is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with Germinal. If not, see <www.gnu.org/licenses/>.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(application) ⇒ GerminalWindow

Returns a new instance of GerminalWindow.



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# File 'lib/window.rb', line 57

def initialize(application)
  super(:application => application)
  load_css_properties
  set_position(:center)
  create_header_bar
  @notebook = GerminalNotebook.new
  @overlay = Gtk::Overlay.new
  @overlay.add(@notebook)
  add(@overlay)

  show_all
  signal_connect "key-press-event" do |widget, event|
    keyval = event.keyval
    if (event.state & (Gdk::ModifierType::CONTROL_MASK | Gdk::ModifierType::SHIFT_MASK)) ==
        (Gdk::ModifierType::CONTROL_MASK | Gdk::ModifierType::SHIFT_MASK)
      widget.grab_focus
      case
      when keyval == Gdk::Keyval::KEY_W # close the current tab
        exit_overlay_mode
        @notebook.remove_current_page
        true
      when keyval == Gdk::Keyval::KEY_Q # Quit
        exit_overlay_mode
        quit_gracefully
        true
      when keyval == Gdk::Keyval::KEY_T # New tab
        exit_overlay_mode
        add_terminal
        @notebook.set_page(@notebook.n_pages - 1)
        true
      when keyval == Gdk::Keyval::KEY_C
        toggle_overlay(GerminalColorSelector) if @notebook.current.class == GerminalTerminal
        true
      when keyval == Gdk::Keyval::KEY_F
        toggle_overlay(GerminalFontSelector) if @notebook.current.class == GerminalTerminal
        true
      when keyval == Gdk::Keyval::KEY_Left # previous tab
        exit_overlay_mode
        @notebook.cycle_prev_page
        true
      when keyval == Gdk::Keyval::KEY_Right # next tab
        exit_overlay_mode
        @notebook.cycle_next_page
        true
      when keyval == Gdk::Keyval::KEY_O # next tab
        toggle_overlay(GerminalTermChooser)
        true
      when keyval == Gdk::Keyval::KEY_E
        css_editor = GerminalCssEditor.new(self)
        @notebook.append_page(css_editor, Gtk::Label.new)
        @notebook.set_page(@notebook.n_pages - 1)
        true
      end
    else
      grab_focus
      case
      when in_overlay_mode? && keyval == Gdk::Keyval::KEY_Escape # escape from overlay mode
        exit_overlay_mode
        @notebook.current.grab_focus
        true
      else
        false
      end
    end
  end
end

Instance Attribute Details

#bar ⇒ Object (readonly)

Returns the value of attribute bar.



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# File 'lib/window.rb', line 18

def bar
  @bar
end

#css_editor_style ⇒ Object (readonly)

Returns the value of attribute css_editor_style.



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# File 'lib/window.rb', line 18

def css_editor_style
  @css_editor_style
end

#current_label ⇒ Object (readonly)

Returns the value of attribute current_label.



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# File 'lib/window.rb', line 18

def current_label
  @current_label
end

#current_tab ⇒ Object (readonly)

Returns the value of attribute current_tab.



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# File 'lib/window.rb', line 18

def current_tab
  @current_tab
end

#notebook ⇒ Object (readonly)

Returns the value of attribute notebook.



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# File 'lib/window.rb', line 18

def notebook
  @notebook
end

#overlay ⇒ Object (readonly)

Returns the value of attribute overlay.



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# File 'lib/window.rb', line 18

def overlay
  @overlay
end

Instance Method Details

#add_overlay(widget) ⇒ Object 



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# File 'lib/window.rb', line 159

def add_overlay(widget)
  @overlay.add_overlay(widget)
  @overlay.set_overlay_pass_through(widget, true)
end

#add_resize_timeout ⇒ Object 



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# File 'lib/window.rb', line 168

def add_resize_timeout
  @resize_timeout = GLib::Timeout.add_seconds(2) do
    second_child = @overlay.children[1] || nil
    if second_child && second_child.class == GerminalResizeMessage
      @overlay.children[1].hide
    end
  end
end

#add_terminal(cmd = @shell) ⇒ Object 



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# File 'lib/window.rb', line 124

def add_terminal(cmd = @shell)
  working_dir = nil
  # Check if current tab is a GerminalTerminal (can be GerminalCssEditor)
  if @notebook.current.class == GerminalTerminal && @notebook.n_pages > 0
    working_dir = @notebook.current.get_pid_dir
  end

  terminal = GerminalTerminal.new(cmd, working_dir)
  terminal.show
  terminal.signal_connect "size-allocate" do |widget|
    w = widget.column_count
    h = widget.row_count
    size_infos = "#{w}x#{h}"
    if @overlay.children.size == 1
      add_overlay(GerminalResizeMessage.new(size_infos))
      add_resize_timeout
    elsif @overlay.children[1].class == GerminalResizeMessage
      GLib::Source.remove(@resize_timeout) if @resize_timeout
      @overlay.children[1].text = size_infos
      add_resize_timeout
    end
  end
  @notebook.append_page(terminal, Gtk::Label.new)
  @notebook.set_tab_reorderable(terminal, true)
end

#display_about ⇒ Object 



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# File 'lib/window.rb', line 186

def display_about
  Gtk::AboutDialog.show(self,
      "authors" => ["Cédric Le Moigne <[email protected]>"],
      "comments" => "This is Terminal Emulator based on the ruby bindings of Gtk3 and Vte3",
      "copyright" => "Copyright (C) 2015-2016 Cédric Le Moigne",
      "license" => "This program is licenced under the licence GPL-3.0 and later.",
      "logo_icon_name" => "utilities-terminal-symbolic",
      "program_name" => "Germinal",
      "version" => "1.2.1",
      "website" => "https://github.com/cedlemo/germinal",
      "website_label" => "Germinal github repository"
      )
end

#exit_overlay_mode ⇒ Object 



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# File 'lib/window.rb', line 164

def exit_overlay_mode
  @overlay.children[1].destroy if in_overlay_mode?
end

#in_overlay_mode? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/window.rb', line 155

def in_overlay_mode?
  @overlay.children.size > 1 ? true : false
end

#load_css_properties ⇒ Object 



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# File 'lib/window.rb', line 177

def load_css_properties
  @default_width = style_get_property("width")
  @default_height = style_get_property("height")
  set_default_size(@default_width, @default_height)
  set_size_request(@default_width, @default_height)
  @shell = style_get_property("shell")
  @css_editor_style = style_get_property("css-editor-style")
end

#quit_gracefully ⇒ Object 



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# File 'lib/window.rb', line 150

def quit_gracefully
  @notebook.remove_all_pages
  application.quit
end