msgcont.c File Reference

Message Container. More...

#include "config.h"
#include <stdbool.h>
#include <stddef.h>
#include "mutt/lib.h"
#include "core/lib.h"
#include "msgcont.h"
#include "module_data.h"
#include "msgwin.h"
#include "mutt_window.h"

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Functions
struct MuttWindow *	msgcont_new (void)
	Create a new Message Container.
void	msgcont_recalc_rows (void)
	Recalculate the Bottom Bar height.
int	msgcont_num_windows (void)
	Count the Windows in the Message Container.
struct MuttWindow *	msgcont_pop_window (void)
	Remove the last Window from the Container Stack.
void	msgcont_push_window (struct MuttWindow *win)
	Add a window to the Container Stack.
struct MuttWindow *	msgcont_get_msgwin (void)
	Get the Message Window.

Detailed Description

Message Container.

Authors

• Richard Russon

Copyright

This program 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 2 of the License, or (at your option) any later version.

This program 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 this program. If not, see http://www.gnu.org/licenses/.

Definition in file msgcont.c.

Function Documentation

msgcont_new()

struct MuttWindow * msgcont_new

(

void

)

Create a new Message Container.

Return values

ptr	New Container Window

Definition at line 46 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  struct MuttWindow *win = mutt_window_new(WT_CONTAINER, MUTT_WIN_ORIENT_VERTICAL,
                                           MUTT_WIN_SIZE_MAXIMISE,
                                           MUTT_WIN_SIZE_UNLIMITED, 1);
  if (mod_data)
    mod_data->message_container = win;
  return win;
}

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msgcont_recalc_rows()

void msgcont_recalc_rows

(

void

)

Recalculate the Bottom Bar height.

Sum the req_rows of all visible children of the Message Container and apply the result to the Bottom Bar's req_rows. The caller is responsible for triggering a reflow if needed.

Definition at line 64 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container || !mod_data->bottom_bar)
    return;
 
  struct MuttWindow *mc = mod_data->message_container;
  int rows = 0;
  struct MuttWindow **wp = NULL;
  ARRAY_FOREACH(wp, &mc->children)
  {
    if (!(*wp)->state.visible)
      continue;
    rows += MAX(0, (*wp)->req_rows);
  }
 
  if (rows < 1)
    rows = 1;
 
  mod_data->bottom_bar->req_rows = rows;
}

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msgcont_num_windows()

int msgcont_num_windows

(

void

)

Count the Windows in the Message Container.

Return values

num	Number of children windows

Definition at line 90 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container)
    return 0;
 
  return ARRAY_SIZE(&mod_data->message_container->children);
}

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msgcont_pop_window()

struct MuttWindow * msgcont_pop_window

(

void

)

Remove the last Window from the Container Stack.

Return values

ptr	Window removed from the stack

Definition at line 103 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container)
    return NULL;
 
  struct MuttWindow *mc = mod_data->message_container;
 
  struct MuttWindow **wp_pop = ARRAY_LAST(&mc->children);
  if (!wp_pop)
    return NULL;
 
  struct MuttWindow *win_pop = *wp_pop;
 
  // Don't pop the last entry (check if there's a previous one)
  if (ARRAY_SIZE(&mc->children) <= 1)
    return NULL;
 
  // Hide the old window
  window_set_visible(win_pop, false);
 
  // Get the window that will become top of stack
  struct MuttWindow **wp_top = ARRAY_GET(&mc->children, ARRAY_SIZE(&mc->children) - 2);
  struct MuttWindow *win_top = wp_top ? *wp_top : NULL;
 
  ARRAY_REMOVE(&mc->children, wp_pop);
 
  if (win_top)
  {
    window_set_visible(win_top, true);
    win_top->actions |= WA_RECALC;
  }
 
  msgcont_recalc_rows();
 
  mutt_window_reflow(NULL);
  window_redraw(NULL);
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
  return win_pop;
}

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msgcont_push_window()

void msgcont_push_window

(

struct MuttWindow *

win

)

Add a window to the Container Stack.

Parameters

win	Window to add

Definition at line 150 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container || !win)
    return;
 
  struct MuttWindow *mc = mod_data->message_container;
  const bool keep_msgwin = msgwin_has_text();
 
  // Hide all currently visible children: the new window will take over the
  // space.  If the Message Window currently holds any text, it should remain
  // visible so the user still sees the message.
  struct MuttWindow **wp = NULL;
  ARRAY_FOREACH(wp, &mc->children)
  {
    if (!(*wp)->state.visible)
      continue;
    if (keep_msgwin && ((*wp)->type == WT_MESSAGE))
      continue;
    window_set_visible(*wp, false);
  }
 
  mutt_window_add_child(mc, win);
 
  msgcont_recalc_rows();
 
  mutt_window_reflow(NULL);
  window_redraw(NULL);
#ifdef USE_DEBUG_WINDOW
  debug_win_dump();
#endif
}

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msgcont_get_msgwin()

struct MuttWindow * msgcont_get_msgwin

(

void

)

Get the Message Window.

Return values

ptr	Message Window

The Message Window is the first child of the MessageContainer and will have type WT_MESSAGE.

Definition at line 190 of file msgcont.c.

{
  struct GuiModuleData *mod_data = neomutt_get_module_data(NeoMutt, MODULE_ID_GUI);
  if (!mod_data || !mod_data->message_container)
    return NULL;
 
  struct MuttWindow **wp = ARRAY_FIRST(&mod_data->message_container->children);
  if (!wp)
    return NULL;
 
  struct MuttWindow *win = *wp;
  if (win->type != WT_MESSAGE)
    return NULL;
 
  return win;
}

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