freemyipod r824 - Code Review

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Repository:freemyipod
Revision:< r823‎ | r824 | r825 >
Date:02:45, 4 December 2011
Author:theseven
Status:new
Tags:
Comment:
libUI: Fix red (add files that were overlooked when committing r820)
Modified paths:
  • /libs/ui/settingchooser.c (added) (history)
  • /libs/ui/settingchooser.h (added) (history)

Diff [purge]

Index: libs/ui/settingchooser.c
——@@ -0,0 +1,311 @@
 2+//
 3+//
 4+// Copyright 2011 TheSeven
 5+//
 6+//
 7+// This file is part of emCORE.
 8+//
 9+// emCORE is free software: you can redistribute it and/or
 10+// modify it under the terms of the GNU General Public License as
 11+// published by the Free Software Foundation, either version 2 of the
 12+// License, or (at your option) any later version.
 13+//
 14+// emCORE is distributed in the hope that it will be useful,
 15+// but WITHOUT ANY WARRANTY; without even the implied warranty of
 16+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 17+// See the GNU General Public License for more details.
 18+//
 19+// You should have received a copy of the GNU General Public License along
 20+// with emCORE. If not, see <http://www.gnu.org/licenses/>.
 21+//
 22+//
 23+
 24+
 25+#include "emcorelib.h"
 26+#include "libui.h"
 27+#include "settingchooser.h"
 28+#include "chooser.h"
 29+#include "chooser_renderer_list.h"
 30+#include "chooser_action_handler_wheel.h"
 31+
 32+
 33+static bool settingchooser_event_filter(struct chooser_data* data, enum button_event event,
 34+ int which, int value)
 35+{
 36+ struct settingchooser_data* state = (struct settingchooser_data*)data->info->userparams;
 37+ struct settingchooser_info* info = (struct settingchooser_info*)state->info;
 38+ struct settingchooser_item* item = (struct settingchooser_item*)data->selected->user;
 39+ struct chooser_renderer_list_itemdata* rp;
 40+ rp = (struct chooser_renderer_list_itemdata*)data->selected->renderparams;
 41+ bool redraw = false;
 42+ bool handled = false;
 43+ bool setcolors = false;
 44+ switch (event)
 45+ {
 46+ case BUTTON_PRESS:
 47+ switch (which)
 48+ {
 49+ case 0:
 50+ switch (item->type)
 51+ {
 52+ case SETTINGCHOOSER_TYPE_INTEGER:
 53+ handled = true;
 54+ setcolors = true;
 55+ state->editing = !state->editing;
 56+ if (state->editing) state->collect = 0;
 57+ break;
 58+ }
 59+ break;
 60+
 61+ case 2:
 62+ if (state->editing)
 63+ {
 64+ handled = true;
 65+ setcolors = true;
 66+ state->editing = false;
 67+ }
 68+ break;
 69+
 70+ default:
 71+ handled = state->editing;
 72+ break;
 73+ }
 74+ break;
 75+
 76+ case WHEEL_MOVED_ACCEL:
 77+ if (state->editing)
 78+ {
 79+ switch (item->type)
 80+ {
 81+ case SETTINGCHOOSER_TYPE_INTEGER:
 82+ handled = true;
 83+ state->collect += value;
 84+ int change = (state->collect * item->config.integer.step) / 128;
 85+ if (!change) break;
 86+ state->collect -= (change * 128) / item->config.integer.step;
 87+ int* setting = (int*)item->setting;
 88+ if (*setting + change < item->config.integer.min)
 89+ *setting = item->config.integer.min;
 90+ else if (*setting + change > item->config.integer.max)
 91+ *setting = item->config.integer.max;
 92+ else *setting += change;
 93+ if (item->validator) item->validator(item->setting);
 94+ state->changed = true;
 95+ redraw = true;
 96+ break;
 97+ }
 98+ }
 99+ break;
 100+ }
 101+ if (setcolors)
 102+ {
 103+ if (state->editing)
 104+ {
 105+ rp->fill_color_selected = info->itemparams.fill_color_active;
 106+ rp->text_color_selected = info->itemparams.text_color_active;
 107+ rp->icon_selected_opacity = info->itemparams.icon_active_opacity;
 108+ }
 109+ else
 110+ {
 111+ rp->fill_color_selected = info->itemparams.fill_color_selected;
 112+ rp->text_color_selected = info->itemparams.text_color_selected;
 113+ rp->icon_selected_opacity = info->itemparams.icon_selected_opacity;
 114+ }
 115+ redraw = true;
 116+ }
 117+ if (redraw)
 118+ {
 119+ mutex_lock(&data->statemutex, TIMEOUT_BLOCK);
 120+ data->redrawneeded = true;
 121+ wakeup_signal(&data->eventwakeup);
 122+ mutex_unlock(&data->statemutex);
 123+ }
 124+ return handled;
 125+}
 126+
 127+static struct chooser_action_handler_wheel_params settingchooser_aparams =
 128+{
 129+ .version = CHOOSER_ACTION_HANDLER_WHEEL_PARAMS_VERSION,
 130+ .stepsperitem = 128,
 131+ .eventfilter = settingchooser_event_filter,
 132+ .timeout_initial = TIMEOUT_BLOCK,
 133+ .timeout_idle = TIMEOUT_BLOCK,
 134+ .timeout_item = 0,
 135+ .tick_force_redraw = true,
 136+ .buttoncount = 5,
 137+ .buttonmap =
 138+ {
 139+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_SELECT,
 140+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_NONE,
 141+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_CANCEL,
 142+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_NEXT,
 143+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_PREV
 144+ }
 145+};
 146+static struct chooser_action_handler_wheel_params settingchooser_aparams2 =
 147+{
 148+ .version = CHOOSER_ACTION_HANDLER_WHEEL_PARAMS_VERSION,
 149+ .stepsperitem = 128,
 150+ .eventfilter = NULL,
 151+ .timeout_initial = TIMEOUT_BLOCK,
 152+ .timeout_idle = TIMEOUT_BLOCK,
 153+ .timeout_item = 0,
 154+ .tick_force_redraw = true,
 155+ .buttoncount = 5,
 156+ .buttonmap =
 157+ {
 158+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_SELECT,
 159+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_NONE,
 160+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_CANCEL,
 161+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_NEXT,
 162+ CHOOSER_ACTION_HANDLER_WHEEL_ACTION_PREV
 163+ }
 164+};
 165+
 166+static void settingchooser_render_preview(struct chooser_data* data,
 167+ const struct chooser_item* item,
 168+ bool selected, int x, int y)
 169+{
 170+ struct settingchooser_item* itemdata = (struct settingchooser_item*)item->user;
 171+ int value = *((int*)itemdata->setting);
 172+ const char* str = NULL;
 173+ char buf[16];
 174+ switch (itemdata->type)
 175+ {
 176+ case SETTINGCHOOSER_TYPE_INTEGER:
 177+ if (itemdata->config.integer.tostring)
 178+ itemdata->config.integer.tostring(buf, sizeof(buf), itemdata->setting, value);
 179+ else snprintf(buf, sizeof(buf), "%d", value);
 180+ str = buf;
 181+ break;
 182+
 183+ case SETTINGCHOOSER_TYPE_SELECT:
 184+ if (value < itemdata->config.select.options->optioncount)
 185+ str = itemdata->config.select.options->options[value].preview;
 186+ break;
 187+ }
 188+ if (str) chooser_renderer_list_render_attached_text(data, item, selected, x, y, str);
 189+}
 190+
 191+static void settingchooser_populate_rp(const struct settingchooser_info* info,
 192+ struct chooser_renderer_list_itemdata* rp)
 193+{
 194+ rp->size = info->itemparams.size;
 195+ rp->fill_box = info->itemparams.fill_box;
 196+ rp->fill_color = info->itemparams.fill_color;
 197+ rp->fill_color_selected = info->itemparams.fill_color_selected;
 198+ rp->icon_pos = info->itemparams.icon_pos;
 199+ rp->icon_opacity = info->itemparams.icon_opacity;
 200+ rp->icon_selected_opacity = info->itemparams.icon_selected_opacity;
 201+ rp->text_pos = info->itemparams.text_pos;
 202+ rp->text_color = info->itemparams.text_color;
 203+ rp->text_color_selected = info->itemparams.text_color_selected;
 204+}
 205+
 206+bool settingchooser_run(const struct settingchooser_info* info)
 207+{
 208+ int i;
 209+ bool rc = false;
 210+ struct chooser_renderer_list_itemdata* rp;
 211+ if (info->version != SETTINGCHOOSER_INFO_VERSION) return false;
 212+ int allocsize = sizeof(struct settingchooser_data)
 213+ + sizeof(struct chooser_info)
 214+ + sizeof(struct chooser_item) * (info->itemcount + 1)
 215+ + sizeof(struct chooser_renderer_list_itemdata) * (info->itemcount + 1);
 216+ void* mem = malloc(allocsize);
 217+ if (!mem) return false;
 218+ memset(mem, 0, allocsize);
 219+ void* ptr = mem;
 220+ struct settingchooser_data* data = (struct settingchooser_data*)ptr;
 221+ ptr += sizeof(struct settingchooser_data);
 222+ struct chooser_info* chooser = (struct chooser_info*)ptr;
 223+ ptr += sizeof(struct chooser_info);
 224+ ptr += sizeof(struct chooser_item) * (info->itemcount + 1);
 225+ for (i = 0; i < info->itemcount + 1; i++)
 226+ {
 227+ chooser->items[i].renderparams = (struct chooser_renderer_list_itemdata*)ptr;
 228+ ptr += sizeof(struct chooser_renderer_list_itemdata);
 229+ }
 230+ data->info = info;
 231+ chooser->version = CHOOSER_INFO_VERSION;
 232+ chooser->actionhandler = &chooser_action_handler_wheel;
 233+ chooser->actionhandlerparams = &settingchooser_aparams;
 234+ chooser->renderer = &chooser_renderer_list;
 235+ chooser->rendererparams = &info->rendererparams;
 236+ chooser->userparams = data;
 237+ chooser->tickinterval = info->tickinterval;
 238+ chooser->itemcount = info->itemcount + 1;
 239+ rp = (struct chooser_renderer_list_itemdata*)chooser->items[0].renderparams;
 240+ settingchooser_populate_rp(info, rp);
 241+ rp->text = info->returntext;
 242+ rp->render = chooser_renderer_list_show_arrow_left;
 243+ for (i = 0; i < info->itemcount; i++)
 244+ {
 245+ chooser->items[i + 1].user = &info->items[i];
 246+ rp = (struct chooser_renderer_list_itemdata*)chooser->items[i + 1].renderparams;
 247+ settingchooser_populate_rp(info, rp);
 248+ rp->text = info->items[i].text;
 249+ rp->icon = info->items[i].icon;
 250+ rp->icon_selected = info->items[i].icon_selected;
 251+ rp->render = settingchooser_render_preview;
 252+ }
 253+ while (true)
 254+ {
 255+ const struct chooser_item* result = chooser_run(chooser);
 256+ if (!result) break;
 257+ struct settingchooser_item* item = (struct settingchooser_item*)result->user;
 258+ if (!item) break;
 259+ chooser->defaultitem = result - chooser->items;
 260+ const struct settingchooser_select_options* options = item->config.select.options;
 261+ int allocsize2 = sizeof(struct chooser_info)
 262+ + sizeof(struct chooser_item) * (options->optioncount + 1)
 263+ + sizeof(struct chooser_renderer_list_itemdata)
 264+ * (options->optioncount + 1);
 265+ void* mem2 = malloc(allocsize2);
 266+ if (!mem2) continue;
 267+ memset(mem2, 0, allocsize2);
 268+ void* ptr = mem2;
 269+ struct chooser_info* chooser2 = (struct chooser_info*)ptr;
 270+ ptr += sizeof(struct chooser_info);
 271+ ptr += sizeof(struct chooser_item) * (options->optioncount + 1);
 272+ for (i = 0; i < options->optioncount + 1; i++)
 273+ {
 274+ chooser2->items[i].renderparams = (struct chooser_renderer_list_itemdata*)ptr;
 275+ ptr += sizeof(struct chooser_renderer_list_itemdata);
 276+ }
 277+ chooser2->version = CHOOSER_INFO_VERSION;
 278+ chooser2->actionhandler = &chooser_action_handler_wheel;
 279+ chooser2->actionhandlerparams = &settingchooser_aparams;
 280+ chooser2->renderer = &chooser_renderer_list;
 281+ chooser2->rendererparams = &info->rendererparams;
 282+ chooser2->userparams = data;
 283+ chooser2->tickinterval = info->tickinterval;
 284+ chooser2->itemcount = options->optioncount + 1;
 285+ chooser2->defaultitem = *((int*)item->setting) + 1;
 286+ rp = (struct chooser_renderer_list_itemdata*)chooser2->items[0].renderparams;
 287+ settingchooser_populate_rp(info, rp);
 288+ rp->text = "Cancel";
 289+ rp->render = chooser_renderer_list_show_arrow_left;
 290+ for (i = 0; i < options->optioncount; i++)
 291+ {
 292+ chooser2->items[i + 1].user = &options->options[i];
 293+ rp = (struct chooser_renderer_list_itemdata*)chooser2->items[i + 1].renderparams;
 294+ settingchooser_populate_rp(info, rp);
 295+ rp->text = options->options[i].text;
 296+ rp->icon = options->options[i].icon;
 297+ rp->icon_selected = options->options[i].icon_selected;
 298+ }
 299+ result = chooser_run(chooser2);
 300+ int value = result - chooser2->items;
 301+ if (result && value && *((int*)item->setting) != value - 1)
 302+ {
 303+ data->changed = true;
 304+ *((int*)item->setting) = value - 1;
 305+ if (item->validator) item->validator(item->setting);
 306+ }
 307+ free(mem2);
 308+ }
 309+ rc = data->changed;
 310+ free(mem);
 311+ return rc;
 312+}
Index: libs/ui/settingchooser.h
——@@ -0,0 +1,133 @@
 2+//
 3+//
 4+// Copyright 2011 TheSeven
 5+//
 6+//
 7+// This file is part of emCORE.
 8+//
 9+// emCORE is free software: you can redistribute it and/or
 10+// modify it under the terms of the GNU General Public License as
 11+// published by the Free Software Foundation, either version 2 of the
 12+// License, or (at your option) any later version.
 13+//
 14+// emCORE is distributed in the hope that it will be useful,
 15+// but WITHOUT ANY WARRANTY; without even the implied warranty of
 16+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 17+// See the GNU General Public License for more details.
 18+//
 19+// You should have received a copy of the GNU General Public License along
 20+// with emCORE. If not, see <http://www.gnu.org/licenses/>.
 21+//
 22+//
 23+
 24+
 25+#ifndef __SETTINGCHOOSER_H__
 26+#define __SETTINGCHOOSER_H__
 27+
 28+#include "emcorelib.h"
 29+#include "libui.h"
 30+#include "chooser_renderer_list.h"
 31+
 32+
 33+struct settingchooser_item_config_integer
 34+{
 35+ int min;
 36+ int max;
 37+ int step;
 38+ int (*tostring)(char* buf, int buflen, void* setting, int value);
 39+};
 40+
 41+struct settingchooser_select_option
 42+{
 43+ const char* preview;
 44+ const char* text;
 45+ struct libui_surface icon;
 46+ struct libui_surface icon_selected;
 47+};
 48+#define SETTINGCHOOSER_SELECT_OPTION(a, b, c, d) \
 49+{ \
 50+ .preview = a, \
 51+ .text = b, \
 52+ .icon = c, \
 53+ .icon_selected = d \
 54+}
 55+#define SETTINGCHOOSER_SELECT_OPTION_NULL \
 56+ SETTINGCHOOSER_SELECT_OPTION(NULL, NULL, LIBUI_SURFACE_NULL, LIBUI_SURFACE_NULL)
 57+
 58+struct settingchooser_select_options
 59+{
 60+ int optioncount;
 61+ struct settingchooser_select_option options[];
 62+};
 63+
 64+struct settingchooser_item_config_select
 65+{
 66+ const struct settingchooser_select_options* options;
 67+};
 68+
 69+union settingchooser_item_config
 70+{
 71+ struct settingchooser_item_config_integer integer;
 72+ struct settingchooser_item_config_select select;
 73+};
 74+
 75+enum settingchooser_type
 76+{
 77+ SETTINGCHOOSER_TYPE_NULL = 0,
 78+ SETTINGCHOOSER_TYPE_INTEGER,
 79+ SETTINGCHOOSER_TYPE_SELECT
 80+};
 81+
 82+struct settingchooser_item
 83+{
 84+ const char* text;
 85+ struct libui_surface icon;
 86+ struct libui_surface icon_selected;
 87+ enum settingchooser_type type;
 88+ void* setting;
 89+ void (*validator)(void* setting);
 90+ union settingchooser_item_config config;
 91+};
 92+
 93+struct settingchooser_itemparams
 94+{
 95+ struct libui_point size;
 96+ struct libui_box fill_box;
 97+ uint32_t fill_color;
 98+ uint32_t fill_color_selected;
 99+ uint32_t fill_color_active;
 100+ struct libui_point icon_pos;
 101+ int icon_opacity;
 102+ int icon_selected_opacity;
 103+ int icon_active_opacity;
 104+ struct libui_point text_pos;
 105+ uint32_t text_color;
 106+ uint32_t text_color_selected;
 107+ uint32_t text_color_active;
 108+};
 109+
 110+#define SETTINGCHOOSER_INFO_VERSION 1
 111+struct settingchooser_info
 112+{
 113+ int version;
 114+ struct chooser_renderer_list_params rendererparams;
 115+ struct settingchooser_itemparams itemparams;
 116+ const char* returntext;
 117+ long tickinterval;
 118+ int itemcount;
 119+ const struct settingchooser_item items[];
 120+};
 121+
 122+struct settingchooser_data
 123+{
 124+ const struct settingchooser_info* info;
 125+ bool changed;
 126+ bool editing;
 127+ int collect;
 128+};
 129+
 130+
 131+bool settingchooser_run(const struct settingchooser_info* info);
 132+
 133+
 134+#endif

Past revisions this follows-up on

RevisionCommit summaryAuthorDate
r820libUI: Add item rendering callback to chooser renderers and add setting choos...theseven02:24, 4 December 2011
Retrieved from "https://freemyipod.org/wiki/Special:Code/freemyipod/824"