implemented a console (without commands)

4 files changed, 165 insertions, 33 deletions

diff --git a/ranger/gui/defaultui.py b/ranger/gui/defaultui.py
index d4d89047..547f20ff 100644
--- a/ranger/gui/defaultui.py
+++ b/ranger/gui/defaultui.py
@@ -1,11 +1,12 @@
-from ranger.gui.ui import UI as SuperClass
-from ranger.gui.wdisplay import WDisplay
-from ranger.gui.wtitlebar import WTitleBar
 
 RATIO = ( 0.15, 0.15, 0.4, 0.3 )
 
+from ranger.gui.ui import UI as SuperClass
 class DefaultUI(SuperClass):
 	def setup(self):
+		from ranger.gui.wdisplay import WDisplay
+		from ranger.gui.wtitlebar import WTitleBar
+		from ranger.gui.wconsole import WConsole
 		self.titlebar = WTitleBar(self.win, self.colorscheme)
 		self.add_widget(self.titlebar)
 
@@ -19,9 +20,9 @@ class DefaultUI(SuperClass):
 		self.displays[2].main_display = True
 		for disp in self.displays:
 			self.add_widget(disp)
-	
-	def scroll(self, relative):
-		self.main_display.scroll(relative)
+
+		self.console = WConsole(self.win, self.colorscheme)
+		self.add_widget(self.console)
 
 	def resize(self):
 		SuperClass.resize(self)
@@ -33,11 +34,24 @@ class DefaultUI(SuperClass):
 		for ratio in RATIO:
 			wid = int(ratio * x)
 			try:
-				self.displays[i].setdim(1, leftborder, y-1, wid - 1)
+				self.displays[i].setdim(1, leftborder, y-2, wid - 1)
 			except KeyError:
 				pass
 			leftborder += wid
 			i += 1
 
 		self.titlebar.setdim(0, 0, 1, x)
+		self.console.setdim(y-1, 0, 1, x)
+
+	# ---specials---
+	def open_console(self, mode):
+		if self.console.open(mode):
+			self.console.on_close = self.close_console
+			self.console.visible = True
+
+	def close_console(self):
+		self.console.visible = False
+
+	def scroll(self, relative):
+		self.main_display.scroll(relative)
 
diff --git a/ranger/gui/ui.py b/ranger/gui/ui.py
index a04455ab..79077cbc 100644
--- a/ranger/gui/ui.py
+++ b/ranger/gui/ui.py
@@ -1,5 +1,22 @@
 import curses
 
+class MouseEvent():
+	import curses
+	PRESSED = [ 0,
+			curses.BUTTON1_PRESSED,
+			curses.BUTTON2_PRESSED,
+			curses.BUTTON3_PRESSED,
+			curses.BUTTON4_PRESSED ]
+
+	def __init__(self, getmouse):
+		_, self.x, self.y, _, self.bstate = getmouse
+	
+	def pressed(self, n):
+		try:
+			return (self.bstate & MouseEvent.PRESSED[n]) != 0
+		except:
+			return False
+
 class UI():
 	def __init__(self, env, commandlist, colorscheme):
 		self.env = env
@@ -15,7 +32,7 @@ class UI():
 		os.environ['ESCDELAY'] = '25'
 
 		self.win = curses.initscr()
-		self.win.leaveok(1)
+		self.win.leaveok(0)
 		self.win.keypad(1)
 
 		curses.noecho()
@@ -51,10 +68,10 @@ class UI():
 			else:
 				fm.scroll(relative = 3)
 
-	def setup(self):
-		pass
+	def can(self, attr):
+		return hasattr(self, attr)
 
-	def scroll(self, relative):
+	def setup(self):
 		pass
 
 	def resize(self):
@@ -74,8 +91,10 @@ class UI():
 	def press(self, key, fm):
 		self.env.key_append(key)
 
-#		from ranger.helper import log
-#		log(self.env.keybuffer)
+		for widg in self.widgets:
+			if widg.focused:
+				widg.press(key, fm, self.env)
+				return
 
 		try:
 			cmd = self.commandlist.paths[self.env.keybuffer]
@@ -98,28 +117,14 @@ class UI():
 		self.win.erase()
 		for widg in self.widgets:
 			widg.feed_env(self.env)
-			widg.draw()
+			if widg.visible:
+				widg.draw()
+		for widg in self.widgets:
+			if widg.visible:
+				widg.finalize()
 		self.win.refresh()
 
 	def get_next_key(self):
 		key = self.win.getch()
 		curses.flushinp()
 		return key
-
-
-class MouseEvent():
-	import curses
-	PRESSED = [ 0,
-			curses.BUTTON1_PRESSED,
-			curses.BUTTON2_PRESSED,
-			curses.BUTTON3_PRESSED,
-			curses.BUTTON4_PRESSED ]
-
-	def __init__(self, getmouse):
-		_, self.x, self.y, _, self.bstate = getmouse
-	
-	def pressed(self, n):
-		try:
-			return (self.bstate & MouseEvent.PRESSED[n]) != 0
-		except:
-			return False
diff --git a/ranger/gui/wconsole.py b/ranger/gui/wconsole.py
new file mode 100644
index 00000000..4411e83b
--- /dev/null
+++ b/ranger/gui/wconsole.py
@@ -0,0 +1,105 @@
+from ranger.gui.widget import Widget as SuperClass
+import curses
+
+CONSOLE_MODES = tuple(':/?>!')
+
+class WConsole(SuperClass):
+	def __init__(self, win, colorscheme):
+		from ranger.command import CommandList
+		from ranger.conf.keys import initialize_console_commands
+		SuperClass.__init__(self, win, colorscheme)
+		self.mode = None
+		self.visible = False
+		self.commandlist = CommandList()
+		initialize_console_commands(self.commandlist)
+		self.last_cursor_mode = 1
+		self.clear()
+
+	def draw(self):
+		if self.mode is None:
+			return
+
+		self.win.addstr(self.y, self.x, ":" + self.line)
+
+	def finalize(self):
+		try:
+			self.win.move(self.y, self.x + self.pos + 1)
+		except:
+			pass
+
+	def open(self, mode):
+		if mode not in CONSOLE_MODES:
+			return False
+
+		self.last_cursor_mode = curses.curs_set(1)
+		self.mode = mode
+		self.focused = True
+		self.visible = True
+		return True
+
+	def close(self):
+		curses.curs_set(self.last_cursor_mode)
+		self.focused = False
+		self.visible = False
+		if hasattr(self, 'on_close'):
+			self.on_close()
+	
+	def clear(self):
+		self.pos = 0
+		self.line = ''
+	
+	def press(self, key, fm, env):
+		from curses.ascii import ctrl, ESC
+		from ranger.helper import log
+		log(key)
+
+		try:
+			cmd = self.commandlist.paths[env.keybuffer]
+		except KeyError:
+			env.key_clear()
+			return
+
+		if cmd == self.commandlist.dummy_object:
+			return
+
+		cmd.execute(self, fm)
+		env.key_clear()
+
+	def type_key(self, key):
+		if isinstance(key, int):
+			key = chr(key)
+
+		if self.pos == len(self.line):
+			self.line += key
+		else:
+			self.line = self.line[:self.pos] + key + self.line[self.pos:]
+
+		self.pos += len(key)
+
+	def move(self, relative = 0, absolute = None):
+		if absolute is not None:
+			if absolute < 0:
+				self.pos = len(self.line) + 1 + absolute
+			else:
+				self.pos = absolute
+
+		self.pos = min(max(0, self.pos + relative), len(self.line))
+
+	def delete_rest(self, direction):
+		if direction > 0:
+			self.line = self.line[:self.pos]
+		else:
+			self.line = self.line[self.pos:]
+			self.pos = 0
+	
+	def delete(self, mod):
+		pos = self.pos + mod
+
+		self.line = self.line[0:pos] + self.line[pos+1:]
+		self.move(relative = mod)
+
+	def execute(self):
+		self.line = ''
+		self.pos = 0
+		self.close()
+
diff --git a/ranger/gui/widget.py b/ranger/gui/widget.py
index f9a0651f..fa1ca585 100644
--- a/ranger/gui/widget.py
+++ b/ranger/gui/widget.py
@@ -11,7 +11,9 @@ def combine(keylist, keys):
 class Widget():
 	def __init__(self, win, colorscheme):
 		self.win = win
+		self.focused = False
 		self.colorscheme = colorscheme
+		self.visible = True
 		self.setdim(0, 0, 0, 0)
 
 	def color(self, keylist = None, *keys):
@@ -49,7 +51,7 @@ class Widget():
 		return (x >= self.x and x < self.x + self.wid) and \
 				(y >= self.y and y < self.y + self.hei)
 
-	def feed_env(self):
+	def feed_env(self, env):
 		pass
 
 	def feed(self):
@@ -57,9 +59,15 @@ class Widget():
 
 	def click(self, event, fm):
 		pass
+
+	def press(self, key, fm):
+		pass
 	
 	def draw(self):
 		pass
 
+	def finalize(self):
+		pass
+
 	def destroy(self):
 		pass