Merge pull request #885 from zandrmartin/commands-refactor

merge resize.c into commands/resize.c

1 files changed, 342 insertions, 1 deletions

diff --git a/sway/commands/resize.c b/sway/commands/resize.c
index 90ab824f..2c5b3f6b 100644
--- a/sway/commands/resize.c
+++ b/sway/commands/resize.c
@@ -1,11 +1,352 @@
 #include <errno.h>
+#include <math.h>
 #include <stdbool.h>
 #include <stdlib.h>
 #include <string.h>
+#include <wlc/wlc.h>
 #include "sway/commands.h"
-#include "sway/resize.h"
+#include "sway/layout.h"
+#include "sway/focus.h"
+#include "sway/input_state.h"
+#include "sway/handlers.h"
 #include "log.h"
 
+enum resize_dim_types {
+	RESIZE_DIM_PX,
+	RESIZE_DIM_PPT,
+	RESIZE_DIM_DEFAULT,
+};
+
+static bool set_size_floating(int new_dimension, bool use_width) {
+	swayc_t *view = get_focused_float(swayc_active_workspace());
+	if (view) {
+		if (use_width) {
+			int current_width = view->width;
+			view->desired_width = new_dimension;
+			floating_view_sane_size(view);
+
+			int new_x = view->x + (int)(((view->desired_width - current_width) / 2) * -1);
+			view->width = view->desired_width;
+			view->x = new_x;
+
+			update_geometry(view);
+		} else {
+			int current_height = view->height;
+			view->desired_height = new_dimension;
+			floating_view_sane_size(view);
+
+			int new_y = view->y + (int)(((view->desired_height - current_height) / 2) * -1);
+			view->height = view->desired_height;
+			view->y = new_y;
+
+			update_geometry(view);
+		}
+
+		return true;
+	}
+
+	return false;
+}
+
+static bool resize_floating(int amount, bool use_width) {
+	swayc_t *view = get_focused_float(swayc_active_workspace());
+
+	if (view) {
+		if (use_width) {
+			return set_size_floating(view->width + amount, true);
+		} else {
+			return set_size_floating(view->height + amount, false);
+		}
+	}
+
+	return false;
+}
+
+static bool resize_tiled(int amount, bool use_width) {
+	swayc_t *parent = get_focused_view(swayc_active_workspace());
+	swayc_t *focused = parent;
+	swayc_t *sibling;
+	if (!parent) {
+		return true;
+	}
+	// Find the closest parent container which has siblings of the proper layout.
+	// Then apply the resize to all of them.
+	int i;
+	if (use_width) {
+		int lnumber = 0;
+		int rnumber = 0;
+		while (parent->parent) {
+			if (parent->parent->layout == L_HORIZ && parent->parent->children) {
+				for (i = 0; i < parent->parent->children->length; i++) {
+					sibling = parent->parent->children->items[i];
+					if (sibling->x != focused->x) {
+						if (sibling->x < parent->x) {
+							lnumber++;
+						} else if (sibling->x > parent->x) {
+							rnumber++;
+						}
+					}
+				}
+				if (rnumber || lnumber) {
+					break;
+				}
+			}
+			parent = parent->parent;
+		}
+		if (parent == &root_container) {
+			return true;
+		}
+		sway_log(L_DEBUG, "Found the proper parent: %p. It has %d l conts, and %d r conts", parent->parent, lnumber, rnumber);
+		//TODO: Ensure rounding is done in such a way that there are NO pixel leaks
+		bool valid = true;
+		for (i = 0; i < parent->parent->children->length; i++) {
+			sibling = parent->parent->children->items[i];
+			if (sibling->x != focused->x) {
+				if (sibling->x < parent->x) {
+					double pixels = -1 * amount;
+					pixels /= lnumber;
+					if (rnumber) {
+						if ((sibling->width + pixels/2) < min_sane_w) {
+							valid = false;
+							break;
+						}
+					} else {
+						if ((sibling->width + pixels) < min_sane_w) {
+							valid = false;
+							break;
+						}
+					}
+				} else if (sibling->x > parent->x) {
+					double pixels = -1 * amount;
+					pixels /= rnumber;
+					if (lnumber) {
+						if ((sibling->width + pixels/2) < min_sane_w) {
+							valid = false;
+							break;
+						}
+					} else {
+						if ((sibling->width + pixels) < min_sane_w) {
+							valid = false;
+							break;
+						}
+					}
+				}
+			} else {
+				double pixels = amount;
+				if (parent->width + pixels < min_sane_w) {
+					valid = false;
+					break;
+				}
+			}
+		}
+		if (valid) {
+			for (i = 0; i < parent->parent->children->length; i++) {
+				sibling = parent->parent->children->items[i];
+				if (sibling->x != focused->x) {
+					if (sibling->x < parent->x) {
+						double pixels = -1 * amount;
+						pixels /= lnumber;
+						if (rnumber) {
+							recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_RIGHT);
+						} else {
+							recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_RIGHT);
+						}
+					} else if (sibling->x > parent->x) {
+						double pixels = -1 * amount;
+						pixels /= rnumber;
+						if (lnumber) {
+							recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_LEFT);
+						} else {
+							recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_LEFT);
+						}
+					}
+				} else {
+					if (rnumber != 0 && lnumber != 0) {
+						double pixels = amount;
+						pixels /= 2;
+						recursive_resize(parent, pixels, WLC_RESIZE_EDGE_LEFT);
+						recursive_resize(parent, pixels, WLC_RESIZE_EDGE_RIGHT);
+					} else if (rnumber) {
+						recursive_resize(parent, amount, WLC_RESIZE_EDGE_RIGHT);
+					} else if (lnumber) {
+						recursive_resize(parent, amount, WLC_RESIZE_EDGE_LEFT);
+					}
+				}
+			}
+			// Recursive resize does not handle positions, let arrange_windows
+			// take care of that.
+			arrange_windows(swayc_active_workspace(), -1, -1);
+		}
+		return true;
+	} else {
+		int tnumber = 0;
+		int bnumber = 0;
+		while (parent->parent) {
+			if (parent->parent->layout == L_VERT) {
+				for (i = 0; i < parent->parent->children->length; i++) {
+					sibling = parent->parent->children->items[i];
+					if (sibling->y != focused->y) {
+						if (sibling->y < parent->y) {
+							bnumber++;
+						} else if (sibling->y > parent->y) {
+							tnumber++;
+						}
+					}
+				}
+				if (bnumber || tnumber) {
+					break;
+				}
+			}
+			parent = parent->parent;
+		}
+		if (parent->parent == NULL || parent->parent->children == NULL) {
+			return true;
+		}
+		sway_log(L_DEBUG, "Found the proper parent: %p. It has %d b conts, and %d t conts", parent->parent, bnumber, tnumber);
+		//TODO: Ensure rounding is done in such a way that there are NO pixel leaks
+		bool valid = true;
+		for (i = 0; i < parent->parent->children->length; i++) {
+			sibling = parent->parent->children->items[i];
+			if (sibling->y != focused->y) {
+				if (sibling->y < parent->y) {
+					double pixels = -1 * amount;
+					pixels /= bnumber;
+					if (tnumber) {
+						if ((sibling->height + pixels/2) < min_sane_h) {
+							valid = false;
+							break;
+						}
+					} else {
+						if ((sibling->height + pixels) < min_sane_h) {
+							valid = false;
+							break;
+						}
+					}
+				} else if (sibling->y > parent->y) {
+					double pixels = -1 * amount;
+					pixels /= tnumber;
+					if (bnumber) {
+						if ((sibling->height + pixels/2) < min_sane_h) {
+							valid = false;
+							break;
+						}
+					} else {
+						if ((sibling->height + pixels) < min_sane_h) {
+							valid = false;
+							break;
+						}
+					}
+				}
+			} else {
+				double pixels = amount;
+				if (parent->height + pixels < min_sane_h) {
+					valid = false;
+					break;
+				}
+			}
+		}
+		if (valid) {
+			for (i = 0; i < parent->parent->children->length; i++) {
+				sibling = parent->parent->children->items[i];
+				if (sibling->y != focused->y) {
+					if (sibling->y < parent->y) {
+						double pixels = -1 * amount;
+						pixels /= bnumber;
+						if (tnumber) {
+							recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_BOTTOM);
+						} else {
+							recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_BOTTOM);
+						}
+					} else if (sibling->x > parent->x) {
+						double pixels = -1 * amount;
+						pixels /= tnumber;
+						if (bnumber) {
+							recursive_resize(sibling, pixels/2, WLC_RESIZE_EDGE_TOP);
+						} else {
+							recursive_resize(sibling, pixels, WLC_RESIZE_EDGE_TOP);
+						}
+					}
+				} else {
+					if (bnumber != 0 && tnumber != 0) {
+						double pixels = amount/2;
+						recursive_resize(parent, pixels, WLC_RESIZE_EDGE_TOP);
+						recursive_resize(parent, pixels, WLC_RESIZE_EDGE_BOTTOM);
+					} else if (tnumber) {
+						recursive_resize(parent, amount, WLC_RESIZE_EDGE_TOP);
+					} else if (bnumber) {
+						recursive_resize(parent, amount, WLC_RESIZE_EDGE_BOTTOM);
+					}
+				}
+			}
+			arrange_windows(swayc_active_workspace(), -1, -1);
+		}
+		return true;
+	}
+	return true;
+}
+
+static bool set_size_tiled(int amount, bool use_width) {
+	int desired;
+	swayc_t *focused = get_focused_view(swayc_active_workspace());
+
+	if (use_width) {
+		desired = amount - focused->width;
+	} else {
+		desired = amount - focused->height;
+	}
+
+	return resize_tiled(desired, use_width);
+}
+
+static bool set_size(int dimension, bool use_width) {
+	swayc_t *focused = get_focused_view_include_floating(swayc_active_workspace());
+
+	if (focused) {
+		if (focused->is_floating) {
+			return set_size_floating(dimension, use_width);
+		} else {
+			return set_size_tiled(dimension, use_width);
+		}
+	}
+
+	return false;
+}
+
+static bool resize(int dimension, bool use_width, enum resize_dim_types dim_type) {
+	swayc_t *focused = get_focused_view_include_floating(swayc_active_workspace());
+
+	// translate "10 ppt" (10%) to appropriate # of pixels in case we need it
+	float ppt_dim = (float)dimension / 100;
+
+	if (use_width) {
+		ppt_dim = focused->width * ppt_dim;
+	} else {
+		ppt_dim = focused->height * ppt_dim;
+	}
+
+	if (focused) {
+		if (focused->is_floating) {
+			// floating view resize dimensions should default to px, so only
+			// use ppt if specified
+			if (dim_type == RESIZE_DIM_PPT) {
+				dimension = (int)ppt_dim;
+			}
+
+			return resize_floating(dimension, use_width);
+		} else {
+			// tiled view resize dimensions should default to ppt, so only use
+			// px if specified
+			if (dim_type != RESIZE_DIM_PX) {
+				dimension = (int)ppt_dim;
+			}
+
+			return resize_tiled(dimension, use_width);
+		}
+	}
+
+	return false;
+}
+
 static struct cmd_results *cmd_resize_set(int argc, char **argv) {
 	struct cmd_results *error = NULL;
 	if ((error = checkarg(argc, "resize set", EXPECTED_AT_LEAST, 2))) {