network_chat_gui.cpp File Reference

GUI for handling chat messages. More...

#include "../stdafx.h"
#include "../strings_func.h"
#include "../autocompletion.h"
#include "../blitter/factory.hpp"
#include "../console_func.h"
#include "../video/video_driver.hpp"
#include "../querystring_gui.h"
#include "../town.h"
#include "../window_func.h"
#include "../toolbar_gui.h"
#include "../core/geometry_func.hpp"
#include "../zoom_func.h"
#include "../timer/timer.h"
#include "../timer/timer_window.h"
#include "network.h"
#include "network_client.h"
#include "network_base.h"
#include "../widgets/network_chat_widget.h"
#include "table/strings.h"
#include "../safeguards.h"

Go to the source code of this file.

Data Structures
struct	ChatMessage
	Container for a message. More...
class	NetworkChatAutoCompletion
struct	NetworkChatWindow
	Window to enter the chat message in. More...

Functions
static bool	HaveChatMessages (bool show_all)
	Test if there are any chat messages to display. More...
void CDECL	NetworkAddChatMessage (TextColour colour, uint duration, const std::string &message)
	Add a text message to the 'chat window' to be shown. More...
void	NetworkReInitChatBoxSize ()
	Initialize all font-dependent chat box sizes.
void	NetworkInitChatMessage ()
	Initialize all buffers of the chat visualisation.
void	NetworkUndrawChatMessage ()
	Hide the chatbox.
void	NetworkDrawChatMessage ()
	Draw the chat message-box.
static void	SendChat (const std::string &buf, DestType type, int dest)
	Send an actual chat message. More...
void	ShowNetworkChatQueryWindow (DestType type, int dest)
	Show the chat window. More...

Variables
static const uint	NETWORK_CHAT_LINE_SPACING = 3
	Spacing between chat lines.
static std::deque< ChatMessage >	_chatmsg_list
	The actual chat message list.
static bool	_chatmessage_dirty = false
	Does the chat message need repainting?
static bool	_chatmessage_visible = false
	Is a chat message visible.
static uint	MAX_CHAT_MESSAGES = 0
	The limit of chat messages to show.
static std::chrono::steady_clock::time_point	_chatmessage_dirty_time
	Time the chat history was marked dirty. More...
static PointDimension	_chatmsg_box
	The chatbox grows from the bottom so the coordinates are pixels from the left and pixels from the bottom. More...
static ReusableBuffer< uint8_t >	_chatmessage_backup
	Backup in case text is moved.
static IntervalTimer< TimerWindow >	network_message_expired_interval (std::chrono::seconds(1), [](auto) { auto now=std::chrono::steady_clock::now();for(auto &cmsg :_chatmsg_list) { if(now > cmsg.remove_time &&_chatmessage_dirty_time< cmsg.remove_time) { _chatmessage_dirty_time=now;_chatmessage_dirty=true;break;} } })
	Check if a message is expired on a regular interval.
static constexpr NWidgetPart	_nested_chat_window_widgets []
	The widgets of the chat window. More...
static WindowDesc	_chat_window_desc (WDP_MANUAL, nullptr, 0, 0, WC_SEND_NETWORK_MSG, WC_NONE, 0, _nested_chat_window_widgets)
	The description of the chat window.

Detailed Description

GUI for handling chat messages.

Definition in file network_chat_gui.cpp.

Function Documentation

HaveChatMessages()

static bool HaveChatMessages ( bool  show_all )

inlinestatic

Test if there are any chat messages to display.

Parameters

show_all

Set if all messages should be included, instead of unexpired only.

Returns

True iff there are chat messages to display.

Definition at line 68 of file network_chat_gui.cpp.

References _chatmsg_list.

NetworkAddChatMessage()

void CDECL NetworkAddChatMessage	(	TextColour	colour,
		uint	duration,
		const std::string &	message
	)

Add a text message to the 'chat window' to be shown.

Parameters

colour	The colour this message is to be shown in
duration	The duration of the chat message in seconds
message	message itself

Definition at line 86 of file network_chat_gui.cpp.

References _chatmessage_dirty, _chatmessage_dirty_time, _chatmsg_list, ChatMessage::colour, MAX_CHAT_MESSAGES, ChatMessage::message, and ChatMessage::remove_time.

SendChat()

static void SendChat ( const std::string &  buf, DestType  type, int  dest  )

static

Send an actual chat message.

Parameters

buf	The message to send.
type	The type of destination.
dest	The actual destination index.

Definition at line 255 of file network_chat_gui.cpp.

References _network_server, and ClientNetworkGameSocketHandler::SendChat().

ShowNetworkChatQueryWindow()

void ShowNetworkChatQueryWindow	(	DestType	type,
		int	dest
	)

Show the chat window.

Parameters

type	The type of destination.
dest	The actual destination index.

Definition at line 445 of file network_chat_gui.cpp.

References _chat_window_desc, CloseWindowByClass(), and WC_SEND_NETWORK_MSG.

Referenced by NetworkClientListWindow::OnClickClientChat(), and NetworkClientListWindow::OnClickCompanyChat().

Variable Documentation

_chatmessage_dirty_time

std::chrono::steady_clock::time_point _chatmessage_dirty_time

static

Time the chat history was marked dirty.

This is used to determine if expired messages have recently expired and should cause a redraw to hide them.

Definition at line 54 of file network_chat_gui.cpp.

Referenced by NetworkAddChatMessage().

_chatmsg_box

PointDimension _chatmsg_box

static

The chatbox grows from the bottom so the coordinates are pixels from the left and pixels from the bottom.

The height is the maximum height.

Definition at line 60 of file network_chat_gui.cpp.

Referenced by NetworkInitChatMessage(), and NetworkReInitChatBoxSize().

_nested_chat_window_widgets

constexpr NWidgetPart _nested_chat_window_widgets[]

staticconstexpr

Initial value:

= {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_GREY, WID_NC_CLOSE),
    NWidget(WWT_PANEL, COLOUR_GREY, WID_NC_BACKGROUND),
      NWidget(NWID_HORIZONTAL),
        NWidget(WWT_TEXT, COLOUR_GREY, WID_NC_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetAlignment(SA_VERT_CENTER | SA_RIGHT), SetDataTip(STR_NULL, STR_NULL),
        NWidget(WWT_EDITBOX, COLOUR_GREY, WID_NC_TEXTBOX), SetMinimalSize(100, 0), SetPadding(1, 0, 1, 0), SetResize(1, 0),
                                  SetDataTip(STR_NETWORK_CHAT_OSKTITLE, STR_NULL),
        NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_NC_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
      EndContainer(),
    EndContainer(),
  EndContainer(),
}

The widgets of the chat window.

Definition at line 417 of file network_chat_gui.cpp.