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Multi monitor support

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This commit is contained in:
vaxerski 2021-11-21 17:40:02 +01:00
parent 0c842d35be
commit b66200013a
10 changed files with 213 additions and 34 deletions
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16
src/KeybindManager.cpp
View file

@ -135,19 +135,29 @@ void KeybindManager::changeworkspace(std::string arg) {
if (ID != -1) {
Debug::log(LOG, "Changing the current workspace to " + std::to_string(ID));
const auto PLASTWINDOW = g_pWindowManager->getWindowFromDrawable(g_pWindowManager->LastWindow);
SMonitor* MONITOR = nullptr;
if (PLASTWINDOW) {
MONITOR = g_pWindowManager->getMonitorFromWindow(PLASTWINDOW);
} else {
MONITOR = g_pWindowManager->getMonitorFromCursor();
}
// vvvv shouldn't be nullptr wallah
g_pWindowManager->setAllWorkspaceWindowsDirtyByID(g_pWindowManager->activeWorkspace->getID());
g_pWindowManager->setAllWorkspaceWindowsDirtyByID(g_pWindowManager->activeWorkspaces[MONITOR->ID]->getID());
g_pWindowManager->changeWorkspaceByID(ID);
g_pWindowManager->setAllWorkspaceWindowsDirtyByID(ID);
}
}
void KeybindManager::toggleActiveWindowFullscreen(std::string unusedArg) {
g_pWindowManager->setAllWorkspaceWindowsDirtyByID(g_pWindowManager->activeWorkspace->getID());
const auto MONITOR = g_pWindowManager->getMonitorFromWindow(g_pWindowManager->getWindowFromDrawable(g_pWindowManager->LastWindow));
g_pWindowManager->setAllWorkspaceWindowsDirtyByID(g_pWindowManager->activeWorkspaces[MONITOR->ID]->getID());
if (auto WINDOW = g_pWindowManager->getWindowFromDrawable(g_pWindowManager->LastWindow) ; WINDOW) {
WINDOW->setFullscreen(!WINDOW->getFullscreen());
g_pWindowManager->activeWorkspace->setHasFullscreenWindow(WINDOW->getFullscreen());
g_pWindowManager->activeWorkspaces[MONITOR->ID]->setHasFullscreenWindow(WINDOW->getFullscreen());
}
}

6
src/bar/Bar.cpp
View file

@ -123,7 +123,7 @@ int getTextWidth(std::string text, xcb_font_t font) {
void CStatusBar::draw() {
if (g_pWindowManager->activeWorkspace->getHasFullscreenWindow())
if (g_pWindowManager->activeWorkspaces[m_iMonitorID]->getHasFullscreenWindow())
return; // Do not draw a bar on a fullscreen window.
xcb_rectangle_t rectangles[] = {{m_vecPosition.x, m_vecPosition.y, m_vecSize.x + m_vecPosition.x, m_vecPosition.y + m_vecSize.y}};
@ -140,13 +140,13 @@ void CStatusBar::draw() {
std::string workspaceName = std::to_string(i);
if (WORKSPACE->getID() == g_pWindowManager->activeWorkspace->getID()) {
if (WORKSPACE->getID() == g_pWindowManager->activeWorkspaces[m_iMonitorID]->getID()) {
xcb_rectangle_t rectangleActive[] = { { m_vecSize.y * drawnWorkspaces, 0, m_vecSize.y, m_vecSize.y } };
xcb_poly_fill_rectangle(g_pWindowManager->DisplayConnection, m_iPixmap, m_mContexts["MEDBG"].GContext, 1, rectangleActive);
}
xcb_image_text_8(g_pWindowManager->DisplayConnection, workspaceName.length(), m_iPixmap,
WORKSPACE->getID() == g_pWindowManager->activeWorkspace->getID() ? m_mContexts["HITEXT"].GContext : m_mContexts["BASETEXT"].GContext,
WORKSPACE->getID() == g_pWindowManager->activeWorkspaces[m_iMonitorID]->getID() ? m_mContexts["HITEXT"].GContext : m_mContexts["BASETEXT"].GContext,
m_vecSize.y * drawnWorkspaces + m_vecSize.y / 2.f - 2, m_vecSize.y - (m_vecSize.y - 10) / 2, workspaceName.c_str());
drawnWorkspaces++;

1
src/bar/Bar.hpp
View file

@ -13,6 +13,7 @@ class CStatusBar {
public:
EXPOSED_MEMBER(WindowID, xcb_window_t, i);
EXPOSED_MEMBER(MonitorID, int, i);
void draw();
void setup(Vector2D, Vector2D);

11
src/defines.hpp
View file

@ -1,14 +1,17 @@
#include <stdlib.h>
#include <sys/wait.h>
#include <unistd.h>
#include <xcb/randr.h>
#include <xcb/xcb.h>
#include <xcb/xcb_ewmh.h>
#include <xcb/xcb_icccm.h>
#include <xcb/xcb_keysyms.h>
#include <string>
#include <memory>
#include <string>
#include <algorithm>
#include "./helpers/Vector.hpp"
#include "./utilities/Debug.hpp"
#define EXPOSED_MEMBER(var, type, prefix) \
@ -22,4 +25,6 @@
#define EVENT(name) \
void event##name(xcb_generic_event_t* event);
#define STICKS(a, b) abs((a) - (b)) < 2
#define STICKS(a, b) abs((a) - (b)) < 2
#define VECINRECT(vec, x1, y1, x2, y2) (vec.x >= (x1) && vec.x <= (x2) && vec.y >= (y1) && vec.y <= (y2))

4
src/events/events.cpp
View file

@ -62,7 +62,9 @@ void Events::eventMapWindow(xcb_generic_event_t* event) {
window.setDrawable(E->window);
window.setIsFloating(false);
window.setDirty(true);
window.setWorkspaceID(g_pWindowManager->activeWorkspace->getID());
const auto CURRENTSCREEN = g_pWindowManager->getMonitorFromCursor()->ID;
window.setWorkspaceID(g_pWindowManager->activeWorkspaces[CURRENTSCREEN]->getID());
window.setMonitor(CURRENTSCREEN);
window.setDefaultPosition(Vector2D(0,0));
window.setDefaultSize(Vector2D(g_pWindowManager->Screen->width_in_pixels/2.f,g_pWindowManager->Screen->height_in_pixels/2.f));

15
src/utilities/Monitor.hpp Normal file
View file

@ -0,0 +1,15 @@
#pragma once
#include "../defines.hpp"
struct SMonitor {
Vector2D vecPosition = Vector2D(0,0);
Vector2D vecSize = Vector2D(0,0);
bool hasABar = false;
bool primary = false;
int ID = -1;
std::string szName = "";
};

2
src/utilities/Workspace.hpp
View file

@ -10,5 +10,7 @@ public:
EXPOSED_MEMBER(ID, int, i);
EXPOSED_MEMBER(LastWindow, xcb_drawable_t, i);
EXPOSED_MEMBER(Monitor, int, i);
EXPOSED_MEMBER(HasFullscreenWindow, bool, b);
};

3
src/window.hpp
View file

@ -35,6 +35,9 @@ public:
// For floating
EXPOSED_MEMBER(DefaultSize, Vector2D, vec);
EXPOSED_MEMBER(DefaultPosition, Vector2D, vec);
// Monitors
EXPOSED_MEMBER(Monitor, int, i);
private:

176
src/windowManager.cpp
View file

@ -1,5 +1,6 @@
#include "windowManager.hpp"
#include "./events/events.hpp"
#include <string.h>
xcb_visualtype_t* CWindowManager::setupColors() {
auto depthIter = xcb_screen_allowed_depths_iterator(Screen);
@ -14,8 +15,77 @@ xcb_visualtype_t* CWindowManager::setupColors() {
return nullptr;
}
void CWindowManager::setupRandrMonitors() {
auto ScreenResReply = xcb_randr_get_screen_resources_current_reply(DisplayConnection, xcb_randr_get_screen_resources_current(DisplayConnection, Screen->root), NULL);
if (!ScreenResReply) {
Debug::log(ERR, "ScreenResReply NULL!");
return;
}
const auto MONITORNUM = xcb_randr_get_screen_resources_current_outputs_length(ScreenResReply);
auto OUTPUTS = xcb_randr_get_screen_resources_current_outputs(ScreenResReply);
xcb_randr_get_output_info_reply_t* outputReply;
xcb_randr_get_crtc_info_reply_t* crtcReply;
for (int i = 0; i < MONITORNUM; i++) {
outputReply = xcb_randr_get_output_info_reply(DisplayConnection, xcb_randr_get_output_info(DisplayConnection, OUTPUTS[i], XCB_CURRENT_TIME), NULL);
if (outputReply->crtc == XCB_NONE)
continue;
crtcReply = xcb_randr_get_crtc_info_reply(DisplayConnection, xcb_randr_get_crtc_info(DisplayConnection, outputReply->crtc, XCB_CURRENT_TIME), NULL);
if (!crtcReply)
continue;
monitors.push_back(SMonitor());
monitors[i].vecPosition = Vector2D(crtcReply->x, crtcReply->y);
monitors[i].vecSize = Vector2D(crtcReply->width, crtcReply->height);
monitors[i].ID = i;
char* name = (char*)xcb_randr_get_output_info_name(outputReply);
int nameLen = xcb_randr_get_output_info_name_length(outputReply);
for (int j = 0; j < nameLen; ++j) {
monitors[i].szName += name[j];
}
}
const auto EXTENSIONREPLY = xcb_get_extension_data(DisplayConnection, &xcb_randr_id);
if (!EXTENSIONREPLY->present)
Debug::log(ERR, "RandR extension missing");
else {
//listen for screen change events
xcb_randr_select_input(DisplayConnection, Screen->root, XCB_RANDR_NOTIFY_MASK_SCREEN_CHANGE);
}
}
void CWindowManager::setupManager() {
ConfigManager::init();
setupRandrMonitors();
if (monitors.size() == 0) {
// RandR failed!
Debug::log(WARN, "RandR failed!");
monitors.push_back(SMonitor());
monitors[0].vecPosition = Vector2D(0,0);
monitors[0].vecSize = Vector2D(Screen->width_in_pixels, Screen->height_in_pixels);
monitors[0].ID = 0;
monitors[0].szName = "Screen";
}
// TODO: get it normally.
if (monitors.size() > 1) {
monitors[1].primary = true;
monitors[1].hasABar = true;
} else {
monitors[0].primary = true;
monitors[0].hasABar = true;
}
Values[0] = XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE;
xcb_change_window_attributes_checked(DisplayConnection, Screen->root,
@ -42,11 +112,14 @@ void CWindowManager::setupManager() {
xcb_flush(DisplayConnection);
// Add a workspace to the monitor
CWorkspace protoWorkspace;
protoWorkspace.setID(1);
workspaces.push_back(protoWorkspace);
activeWorkspace = &workspaces[0];
// Add workspaces to the monitors
for (int i = 0; i < monitors.size(); ++i) {
CWorkspace protoWorkspace;
protoWorkspace.setID(i + 1);
protoWorkspace.setMonitor(i);
workspaces.push_back(protoWorkspace);
activeWorkspaces.push_back(&workspaces[i]);
}
//
// init visual type, default 32 bit depth
@ -60,7 +133,12 @@ void CWindowManager::setupManager() {
// ---- INIT THE BAR ---- //
statusBar.setup(Vector2D(0, 0), Vector2D(Screen->width_in_pixels, ConfigManager::getInt("bar_height")));
for (auto& monitor : monitors) {
if (monitor.primary) {
statusBar.setup(Vector2D(monitor.vecPosition.x, monitor.vecPosition.y), Vector2D(monitor.vecSize.x, ConfigManager::getInt("bar_height")));
statusBar.setMonitorID(monitor.ID);
}
}
// start its' update thread
Events::setThread();
@ -128,7 +206,7 @@ void CWindowManager::cleanupUnusedWorkspaces() {
workspaces.clear();
for (auto& work : temp) {
if (work.getID() != activeWorkspace->getID()) {
if (!isWorkspaceVisible(work.getID())) {
// check if it has any children
bool hasChildren = false;
for (auto& window : windows) {
@ -156,11 +234,12 @@ void CWindowManager::refreshDirtyWindows() {
setEffectiveSizePosUsingConfig(&window);
// Fullscreen flag
bool bHasFullscreenWindow = activeWorkspace->getHasFullscreenWindow();
bool bHasFullscreenWindow = getWorkspaceByID(window.getWorkspaceID())->getHasFullscreenWindow();
// first and foremost, let's check if the window isn't on a different workspace
// first and foremost, let's check if the window isn't on a hidden workspace
// or that it is not a non-fullscreen window in a fullscreen workspace
if ((window.getWorkspaceID() != activeWorkspace->getID()) || (bHasFullscreenWindow && !window.getFullscreen())) {
if (!isWorkspaceVisible(window.getWorkspaceID())
|| (bHasFullscreenWindow && !window.getFullscreen())) {
// Move it to hades
Values[0] = (int)1500000; // hmu when monitors actually have that many pixels
Values[1] = (int)1500000; // and we are still using xorg =)
@ -310,8 +389,10 @@ CWindow* CWindowManager::findWindowAtCursor() {
free(pointerreply);
const auto WORKSPACE = activeWorkspaces[getMonitorFromCursor()->ID];
for (auto& window : windows) {
if (window.getWorkspaceID() == activeWorkspace->getID() && !window.getIsFloating()) {
if (window.getWorkspaceID() == WORKSPACE->getID() && !window.getIsFloating()) {
if (cursorPos.x >= window.getPosition().x
&& cursorPos.x <= window.getPosition().x + window.getSize().x
@ -322,6 +403,8 @@ CWindow* CWindowManager::findWindowAtCursor() {
}
}
}
return nullptr;
}
void CWindowManager::calculateNewTileSetOldTile(CWindow* pWindow) {
@ -349,8 +432,9 @@ void CWindowManager::calculateNewTileSetOldTile(CWindow* pWindow) {
PLASTWINDOW->setDirty(true);
} else {
// Open a fullscreen window
pWindow->setSize(Vector2D(Screen->width_in_pixels, Screen->height_in_pixels));
pWindow->setPosition(Vector2D(0, 0));
const auto MONITOR = getMonitorFromCursor();
pWindow->setSize(Vector2D(MONITOR->vecSize.x, MONITOR->vecSize.y));
pWindow->setPosition(Vector2D(MONITOR->vecPosition.x, MONITOR->vecPosition.y));
}
}
@ -378,7 +462,7 @@ void CWindowManager::calculateNewWindowParams(CWindow* pWindow) {
bool CWindowManager::isNeighbor(CWindow* a, CWindow* b) {
if (a->getWorkspaceID() != b->getWorkspaceID())
if (a->getWorkspaceID() != b->getWorkspaceID() || getMonitorFromWindow(a) != getMonitorFromWindow(b))
return false; // Different workspaces
const auto POSA = a->getPosition();
@ -431,7 +515,8 @@ bool CWindowManager::canEatWindow(CWindow* a, CWindow* toEat) {
};
for (auto& w : windows) {
if (w.getDrawable() == a->getDrawable() || w.getDrawable() == toEat->getDrawable() || w.getWorkspaceID() != toEat->getWorkspaceID() || w.getIsFloating())
if (w.getDrawable() == a->getDrawable() || w.getDrawable() == toEat->getDrawable() || w.getWorkspaceID() != toEat->getWorkspaceID()
|| w.getIsFloating() || getMonitorFromWindow(&w) != getMonitorFromWindow(toEat))
continue;
if (doOverlap(&w))
@ -457,14 +542,16 @@ void CWindowManager::fixWindowOnClose(CWindow* pClosedWindow) {
if (!pClosedWindow)
return;
const auto WORKSPACE = activeWorkspaces[getMonitorFromWindow(pClosedWindow)->ID];
// Fix if was fullscreen
if (pClosedWindow->getFullscreen())
activeWorkspace->setHasFullscreenWindow(false);
WORKSPACE->setHasFullscreenWindow(false);
// get the first neighboring window
CWindow* neighbor = nullptr;
for(auto& w : windows) {
if (w.getDrawable() == pClosedWindow->getDrawable())
if (w.getDrawable() == pClosedWindow->getDrawable() || getMonitorFromWindow(&w) != getMonitorFromWindow(pClosedWindow))
continue;
if (isNeighbor(&w, pClosedWindow) && canEatWindow(&w, pClosedWindow)) {
@ -568,19 +655,29 @@ void CWindowManager::moveActiveWindowTo(char dir) {
}
void CWindowManager::changeWorkspaceByID(int ID) {
const auto MONITOR = getMonitorFromCursor();
for (auto& workspace : workspaces) {
if (workspace.getID() == ID) {
activeWorkspace = &workspace;
LastWindow = -1;
return;
if (workspace.getMonitor() == MONITOR->ID) {
activeWorkspaces[MONITOR->ID] = &workspace;
LastWindow = -1;
return;
} else {
activeWorkspaces[workspace.getMonitor()] = &workspace;
LastWindow = -1;
return;
}
}
}
// If we are here it means the workspace is new. Let's create it.
CWorkspace newWorkspace;
newWorkspace.setID(ID);
newWorkspace.setMonitor(MONITOR->ID);
workspaces.push_back(newWorkspace);
activeWorkspace = &workspaces[workspaces.size() - 1];
activeWorkspaces[MONITOR->ID] = &workspaces[workspaces.size() - 1];
LastWindow = -1;
}
@ -627,4 +724,39 @@ CWorkspace* CWindowManager::getWorkspaceByID(int ID) {
}
return nullptr;
}
}
SMonitor* CWindowManager::getMonitorFromWindow(CWindow* pWindow) {
return &monitors[pWindow->getMonitor()];
}
SMonitor* CWindowManager::getMonitorFromCursor() {
const auto POINTERCOOKIE = xcb_query_pointer(DisplayConnection, Screen->root);
xcb_query_pointer_reply_t* pointerreply = xcb_query_pointer_reply(DisplayConnection, POINTERCOOKIE, NULL);
if (!pointerreply) {
Debug::log(ERR, "Couldn't query pointer.");
return nullptr;
}
const auto CURSORPOS = Vector2D(pointerreply->root_x, pointerreply->root_y);
free(pointerreply);
for (auto& monitor : monitors) {
if (VECINRECT(CURSORPOS, monitor.vecPosition.x, monitor.vecPosition.y, monitor.vecPosition.x + monitor.vecSize.x, monitor.vecPosition.y + monitor.vecSize.y))
return &monitor;
}
// should never happen tho, I'm using >= and the cursor cant get outside the screens, i hope.
return nullptr;
}
bool CWindowManager::isWorkspaceVisible(int workspaceID) {
for (auto& workspace : activeWorkspaces) {
if (workspace->getID() == workspaceID)
return true;
}
return false;
}

13
src/windowManager.hpp
View file

@ -11,6 +11,7 @@
#include "utilities/Workspace.hpp"
#include "bar/Bar.hpp"
#include "config/ConfigManager.hpp"
#include "utilities/Monitor.hpp"
class CWindowManager {
public:
@ -19,6 +20,8 @@ public:
xcb_drawable_t Drawable;
uint32_t Values[3];
std::vector<SMonitor> monitors;
bool modKeyDown = false;
uint8_t Depth = 32;
@ -28,7 +31,7 @@ public:
xcb_drawable_t LastWindow = -1;
std::vector<CWorkspace> workspaces;
CWorkspace* activeWorkspace = nullptr;
std::vector<CWorkspace*> activeWorkspaces;
CStatusBar statusBar;
std::thread* barThread;
@ -56,10 +59,15 @@ public:
void setAllWindowsDirty();
private:
SMonitor* getMonitorFromWindow(CWindow*);
SMonitor* getMonitorFromCursor();
private:
// Internal WM functions that don't have to be exposed
void setupRandrMonitors();
CWindow* getNeighborInDir(char dir);
void eatWindow(CWindow* a, CWindow* toEat);
bool canEatWindow(CWindow* a, CWindow* toEat);
@ -70,6 +78,7 @@ private:
void setEffectiveSizePosUsingConfig(CWindow* pWindow);
void cleanupUnusedWorkspaces();
xcb_visualtype_t* setupColors();
bool isWorkspaceVisible(int workspaceID);
};